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Unit 1 quiz

Total questions: 129

Worksheet time: 2hrs 52mins

Name
Class
Date
1.

The chemical properties of calcium

(20 Ca) are similar to those of .......................

a)

19K

b)

12Mg

c)

25Mn

d)

3Li

2.

The element (12X) is located in ................. in the periodic table.

a)

period (2) and group (2A)

b)

period (2) and group (3A)

c)

period (3) and group (2A)

d)

period (3) and group (4A)

3.

The atomic number of an element that exists in group (7A) and period (2) is .........................

a)

12

b)

7

c)

9

d)

17

4.

The element whose atomic number (18) is .........................

a)

transition element

b)

inert gas

c)

metallic element

d)

halogen element

5.

In the periodic table, the elements which are similar in their properties and located in the same ................

a)

period

b)

group

c)

nucleus

d)

energy level

6.

The number of negative electrons in the atom in its normal state equals .............

a)

the number of protons.

b)

the number of neutrons.

c)

twice the number of protons.

d)

half the number of neutrons.

7.

Elements of d-block are arranged in ..................... groups.

a)

2

b)

5

c)

6

d)

10

8.

The block which contains the group (1A) and (2A) in the periodic table is ......... block.

a)

s

b)

p

c)

d

d)

f

9.

The transition elements start to appear from the beginning of the ................. period.

a)

second

b)

third

c)

forth

d)

fifth

10.

The scientist, who discovered that the nucleus of atom contains positively charged protons is .............

a)

Bohr

b)

Mendeleev

c)

Rutherford

d)

Moseley

11.

The Scientist who left gabs to be filled with suitable discovered elements in the future

a)

Moseley

b)

Rutherford

c)

Bohr

d)

Mendeleev

12.

The nucleus of atom contains

a)

positive electrons

b)

negative electrons

c)

negative protons

d)

positive protons

13.

The scientist who discovered that nucleus of atom contains positively charged protons is

a)

Mendeleev

b)

Bohr

c)

Rutherford

d)

Moseley

14.

In the modern periodic table no of groups is

a)

18

b)

7

c)

67

d)

118

15.

In the modern periodic table the block d is

a)

Noble gases

b)

Transitional elements

c)

Metals

d)

Non-metals

16.

Elements of the group 6A in periodic table have the same

a)

No. of protons

b)

No. of Neutrons

c)

No. of energy levels

d)

No. of electrons in outermost energy levels

17.

Scientist added inert gases to his periodic table

a)

Mendeleev

b)

Rutherford

c)

Moseley

d)

Bohr

18.

Elements are arranged in Mendeleev's periodic table in an ascending order according to …..........

a)

atomic weight

b)

atomic number

c)

chemical activity

d)

valency

19.

The number of energy levels in the heaviest known atom is ……….. levels.

a)

5

b)

7

c)

8

d)

10

20.

Elements in ................ periodic table are classified according to their atomic numbers in an ascending order and the way of filling of the energy sublevels with electrons.

a)

Moseley's

b)

Mendeleev's

c)

Rutherford's

d)

the modern

21.

Mendeleev left gaps in his periodic table because he predicted the discovery of other elements in the future.

a)

True

b)

False

22.

Elements in ................ periodic table are classified according to their atomic numbers in an ascending order and the way of filling of the energy sublevels with electrons.

a)

Moseley's

b)

Mendeleev's

c)

Rutherford's

d)

the modern

23.

Mendeleev left gaps in his periodic table because he predicted the discovery of other elements in the future.

a)

True

b)

False

24.

The chemical properties of calcium

(20 Ca) are similar to those of .......................

a)

19K

b)

12Mg

c)

25Mn

d)

3Li

25.

The element (12X) is located in ................. in the periodic table.

a)

period (2) and group (2A)

b)

period (2) and group (3A)

c)

period (3) and group (2A)

d)

period (3) and group (4A)

26.

The atomic number of an element that exists in group (7A) and period (2) is .........................

a)

12

b)

7

c)

9

d)

17

27.

The element whose atomic number (18) is .........................

a)

transition element

b)

inert gas

c)

metallic element

d)

halogen element

28.

In the periodic table, the elements which are similar in their properties and located in the same ................

a)

period

b)

group

c)

nucleus

d)

energy level

29.

The number of negative electrons in the atom in its normal state equals .............

a)

the number of protons.

b)

the number of neutrons.

c)

twice the number of protons.

d)

half the number of neutrons.

30.

Elements of d-block are arranged in ..................... groups.

a)

2

b)

5

c)

6

d)

10

31.

The block which contains the group (1A) and (2A) in the periodic table is ......... block.

a)

s

b)

p

c)

d

d)

f

32.

The transition elements start to appear from the beginning of the ................. period.

a)

second

b)

third

c)

forth

d)

fifth

33.

The scientist, who discovered that the nucleus of atom contains positively charged protons is .............

a)

Bohr

b)

Mendeleev

c)

Rutherford

d)

Moseley

34.

The Scientist who left gabs to be filled with suitable discovered elements in the future

a)

Moseley

b)

Rutherford

c)

Bohr

d)

Mendeleev

35.

The nucleus of atom contains

a)

positive electrons

b)

negative electrons

c)

negative protons

d)

positive protons

36.

The scientist who discovered that nucleus of atom contains positively charged protons is

a)

Mendeleev

b)

Bohr

c)

Rutherford

d)

Moseley

37.

In the modern periodic table no of groups is

a)

18

b)

7

c)

67

d)

118

38.

In the modern periodic table the block d is

a)

Noble gases

b)

Transitional elements

c)

Metals

d)

Non-metals

39.

Elements of the group 6A in periodic table have the same

a)

No. of protons

b)

No. of Neutrons

c)

No. of energy levels

d)

No. of electrons in outermost energy levels

40.

Scientist added inert gases to his periodic table

a)

Mendeleev

b)

Rutherford

c)

Moseley

d)

Bohr

41.

Elements are arranged in Mendeleev's periodic table in an ascending order according to …..........

a)

atomic weight

b)

atomic number

c)

chemical activity

d)

valency

42.

The number of energy levels in the heaviest known atom is ……….. levels.

a)

5

b)

7

c)

8

d)

10

43.

Elements in ................ periodic table are classified according to their atomic numbers in an ascending order and the way of filling of the energy sublevels with electrons.

a)

Moseley's

b)

Mendeleev's

c)

Rutherford's

d)

the modern

44.

Mendeleev left gaps in his periodic table because he predicted the discovery of other elements in the future.

a)

True

b)

False

45.

I made the first periodic table

a)

Mendeleev

b)

Moseley

c)

Bohr

d)

Rutherford

46.

I discovered that the nucleus of the atom contains positively charged proton

a)

Mendeleev

b)

Bohr

c)

Rutherford

d)

Moseley

47.

I discovered that the elements are classified in an ascending order according to their atomic number

a)

Mendeleev

b)

Moseley

c)

Rutherford

d)

Bohr

48.

arranging the elements in an ascending order accoring to their atomic weight is the main principle for

a)

Mendeleev's periodic table

b)

Moseley's periodic table

c)

Modern periodic table

d)

all of the above

49.

He added the Zero group which include inert gas

a)

Moseley

b)

Bohr

c)

Rutherford

d)

Mendeleev

50.

The chemical properties of calcium

(20 Ca) are similar to those of .......................

a)

19K

b)

12Mg

c)

25Mn

d)

3Li

51.

The element (12X) is located in ................. in the periodic table.

a)

period (2) and group (2A)

b)

period (2) and group (3A)

c)

period (3) and group (2A)

d)

period (3) and group (4A)

52.

The atomic number of an element that exists in group (7A) and period (2) is .........................

a)

12

b)

7

c)

9

d)

17

53.

The element whose atomic number (18) is .........................

a)

transition element

b)

inert gas

c)

metallic element

d)

halogen element

54.

In the periodic table, the elements which are similar in their properties and located in the same ................

a)

period

b)

group

c)

nucleus

d)

energy level

55.

The number of negative electrons in the atom in its normal state equals .............

a)

the number of protons.

b)

the number of neutrons.

c)

twice the number of protons.

d)

half the number of neutrons.

56.

Elements of d-block are arranged in ..................... groups.

a)

2

b)

5

c)

6

d)

10

57.

The block which contains the group (1A) and (2A) in the periodic table is ......... block.

a)

s

b)

p

c)

d

d)

f

58.

The transition elements start to appear from the beginning of the ................. period.

a)

second

b)

third

c)

forth

d)

fifth

59.

The scientist, who discovered that the nucleus of atom contains positively charged protons is .............

a)

Bohr

b)

Mendeleev

c)

Rutherford

d)

Moseley

60.

The Scientist who left gabs to be filled with suitable discovered elements in the future

a)

Moseley

b)

Rutherford

c)

Bohr

d)

Mendeleev

61.

The nucleus of atom contains

a)

positive electrons

b)

negative electrons

c)

negative protons

d)

positive protons

62.

The scientist who discovered that nucleus of atom contains positively charged protons is

a)

Mendeleev

b)

Bohr

c)

Rutherford

d)

Moseley

63.

In the modern periodic table no of groups is

a)

18

b)

7

c)

67

d)

118

64.

In the modern periodic table the block d is

a)

Noble gases

b)

Transitional elements

c)

Metals

d)

Non-metals

65.

Elements of the group 6A in periodic table have the same

a)

No. of protons

b)

No. of Neutrons

c)

No. of energy levels

d)

No. of electrons in outermost energy levels

66.

Scientist added inert gases to his periodic table

a)

Mendeleev

b)

Rutherford

c)

Moseley

d)

Bohr

67.

Elements are arranged in Mendeleev's periodic table in an ascending order according to …..........

a)

atomic weight

b)

atomic number

c)

chemical activity

d)

valency

68.

The number of energy levels in the heaviest known atom is ……….. levels.

a)

5

b)

7

c)

8

d)

10

69.

Elements in ................ periodic table are classified according to their atomic numbers in an ascending order and the way of filling of the energy sublevels with electrons.

a)

Moseley's

b)

Mendeleev's

c)

Rutherford's

d)

the modern

70.

Mendeleev left gaps in his periodic table because he predicted the discovery of other elements in the future.

a)

True

b)

False

71.
The scientist who left vacancies in his table to be filled with suitable discovered elements in future is …….
a)
Mosely
b)
Rutherford
c)
Bohr
d)
Mendleev
72.
Mendleev classified the elements of each group into ………sub-groups
a)
2
b)
3
c)
4
d)
5
73.
The nucleus of the atom contains……..
a)
positive electrons
b)
negative electrons
c)
negative protons
d)
positive protons
74.
The scientist, who discovered that the nucleus of atom contains positively charged protons is………
a)
Bohr
b)
Mendeleev
c)
Rutherford
d)
Mosely
75.
The scientist ……….had discovered the main energy levels.
a)
Bohr
b)
Mendeleev
c)
Hofmann
d)
Mosely
76.
The number of energy levels in the heaviest known atom is……levels
a)
5
b)
7
c)
8
d)
10
77.
The number of known elements in the modern periodic table till now is……
a)
216
b)
118
c)
316
d)
16
78.
The number of elements which exists in nature is ………..
a)
29
b)
118
c)
92
d)
102
79.

In Mendeleev’s table,the properties of elements were repeated periodically by the beginning of each new ..............

a)
period
b)

group

c)

energy level

d)

element

80.

Each main energy level contains A definite number of energy....................

a)
sublevels
b)

protons

c)

power

81.

positively charged particles found inside the nucleus of the atom.....................

a)
protons
b)

Electrons

c)

nitrones

82.

The scientist  Mendeleev arranged the elements  ascendingly according to................

a)
atomic weight
b)

number of neutrons

c)

atomic Number

83.

The number of elements in Mendeleev’s periodic table is …………. elements

a)

92

b)

118

c)

67

d)

76

84.

The chemical elements have been categorized in a table to ease its study????

a)

true

b)

false

85.

the modern periodic table is the first real table for classifying elements..........???

a)

true

b)

false

86.

the number of recorded elements in Mendeleev’s table is about 103 elements????

a)

true

b)

false

87.

Mendeleev’s discovered that the properties of elements were repeated periodically by the beginning of each new group????

a)

true

b)

false

88.

Mendeleev put more than one element in the same place like nickel and cobalt...????

a)

true

b)

false

89.

Rutherford discovered that the nucleus contains positively charged protons????

a)

true

b)

false

90.

The number of known elements till now is 92 elements????

a)

true

b)

false

91.

They are indicated by the letters K,L,M,N,O,P,Q??/

a)

energy levels

b)

energy sublevels

92.

The number of known elements in the modern periodic table till now is....

a)

118

b)

92

c)

67

d)

76

93.

The number of elements which exist in nature is ……… according to the modern periodic table

a)

118

b)

92

c)

67

d)

76

94.

In the modern periodic table, elements are classified in ascending order according to.........

a)

atomic number

b)

atomic weight

c)

the way of filling their energy sublevels

d)

number of neutrons

95.

1. The number of elements in Mendeleev's periodic table is ...... elements.

a)

118

b)

67

c)

92

96.

The scientist who left vacant in his table to be filled with suitable discovered elements in future is________

a)

Mendeleev.

b)

Rutherford

c)

Moseley.

97.

Mendeleev classified the elements of each group into ........ sub-groups.

a)

4

b)

3

c)

2

98.

The number of energy levels in the heaviest known atom is levels

a)

7

b)

8

c)

9

99.

The number of known elements in the modern periodic table till now is______

a)

118

b)

67

c)

76

100.

The elements, which occupy the middle of the periodic table are called ________elements.

a)

alkaline earth

b)

alkali

c)

transition block (d)

101.

Elements of d-block are arranged in______groups

a)

12

b)

6

c)

10

102.

If the atomic number of an element is 15. so its group is located in _______ block.

a)

s

b)

p

c)

d

103.

Lanthanides and actinides are located in the ______ block

a)

f

b)

d

c)

p

104.

Noble gases are located in group________

a)

0

b)

8

c)

18

105.

The atomic number of elements equals________

a)

the number of electrons which rotate in the energy levels around its atom's nucleus,

b)

the number of protons inside the nucleus.

c)

the number of neutrons inside the nucleus.

106.

Elements of group (6A) in the periodic table have the same..............

a)

number of neutrons.

b)

number of electrons in the outer level.

c)

number of protons.

107.

Elements of the same period in the modern periodic table have the same______

a)

number of protons

b)

atomic number

c)

number of energy levels.

108.

The element located in period (3) and group (3A) is____

a)

Na (11)

b)

Al (13)

c)

P (15)

109.

The atomic number of an element located in period (4) and group (2A) is ________

a)

12

b)

20

c)

8

110.

Which of the following elements are located in the same period with Mg (12)

a)

Li 3

b)

N 7

c)

P 15

111.

Which of the following elements are located in the same group with Mg (12)

a)

2/8/8/2

b)

2/8/8/3

c)

2/8/3

112.

The element whose atomic number (18) is------------

a)

transition element.

b)

noble gas

c)

metallic element.

113.

Mendeleev discovered that the atomic weights of elements increase on moving from______ side of the table to the _____ side in horizontal rows .

a)

left - right

b)

right - left

c)

middle - left

114.

Mendeleev organized the elements according to the arrangement of ________

a)

atomic radius

b)

atomic weight

c)

atomic numbers

115.

One advantage of Mendeleev's table is correcting the wrongly estimated ________ of some elements.

a)

atomic weight

b)

atomic number

c)

atomic radius

116.

Mendeleev arranged the elements ascendingly according to atomic weight while Moseley arranged them ascendingly according to ________

a)

atomic size

b)

atomic radius

c)

atomic number

117.

after studying ________ rays properties, that the periodicity of elements properties is related to their ________

a)

X / atomic mass

b)

X / atomic number

c)

Y / atomic size

118.

who is the scientist made the first real periodic table.

a)

Mendeleev

b)

Mosly

c)

Bohr

119.

---------discovered that the periodic properties of elements are related to their atomic numbers

a)

mosly

b)

Mendeleev

c)

faraday

120.

added inert gases to the periodic table.

a)

bohr

b)

mosly

c)

mendleev

121.

discovered the main energy levels.

a)

mosly

b)

mendleev

c)

bohr

122.

Deduce the period ?

a)

5

b)

4

c)

3

123.

group --------------

a)

15

b)

12

c)

5

124.

period ----------------group ----------------

a)

3/5

b)

3/4

c)

3/14

125.

the atomic no. --------------

a)

15

b)

14

c)

13

126.

group ------------

a)

1A

b)

11

c)

4A

127.

What is the atomic no. Of the next element in MPT

a)

4

b)

5

c)

6

128.

what is the atomic no. Of the element below this element

a)

13

b)

15

c)

17

129.

What is the group no. Of the next element

a)

18

b)

17

c)

8

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