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periodic classification and properties of element class 11

Total questions: 45

Worksheet time: 45mins

Name
Class
Date
1.

1. How many periods and groups are present in the periodic table?

a)

a) 7 periods and 18 groups

b)

b) 8 periods and 7 groups

c)

c) 7 periods and 7 groups

d)

d) 8 periods and 8 groups

2.

PREDICT THE FORM PERIODIC TABLE IN THE GIVEN PICTURE

a)

MENDELEEVE LAW OF PERIODIC TABLE.

b)

DOBEREINERS LAW OFPERIODIC TABLE.

c)

NEWLANDS LAW OF PERIODIC TABLE.

d)

MORDEN PERIODIC TABLE.

3.

PREDICT THE FORM PERIODIC TABLE IN THE GIVEN PICTURE

a)

MENDELEEVE LAW OF PERIODIC TABLE

b)

DOBEREINERS LAW OFPERIODIC TABLE

c)

NEWLANDS LAW OF PERIODIC TABLE.

d)

MORDEN PERIODIC TABLE.

4.

ARRANGE THE FOLLOWING SHELL IN ORDER OF INCREASING ENERGY.

a)

M ˂ N˂ L˂ K

b)

K ˂ L˂ M˂ N

c)

K ˂ L˂ N˂ M

d)

K ˂ M˂ L˂ N

5.

PREDICT THE ELEMENT

a)

He

b)

Ce

c)

Se

d)

Ne

6.

Br element belongs to Halogen family. .Outermost Electronic Configuration of Br will be

a)

2p2,2p5

b)

3p2,3p5

c)

4p2,4p5

d)

5p2,5p5

7.

element x has outermost electronic configuration -3d7,4s2 it belongs to

a)

d block and 4th period

b)

d block and 3th period

c)

s block and 3th period

d)

s block and 4th period

8.

in the given picture predict the block ,group and period of Q ELEMENT

a)

S block,1st group and 2nd period

b)

S block,2st group and 2 nd period

c)

S block,1st group and 1period

d)

S block,2st group and 1period

9.

In the given picture Q ,R,T elements belongs to which group

a)

1st (alkaline earth metal group)

b)

1st (alkali base group)

c)

1st (alkali group)

d)

1st (alkaled group)

10.

write the name of E,G,Z,J,M, ELEMENT

a)

B,F,N,O,C

b)

B,C,N,O,F

c)

B,C,O,N,F

d)

B,N,C,O,F

11.

PREDICT A and B figure in the following picture-

a)

IT IS CHECKBOX

b)

A IS GROUP,B IS PERIOD

c)

B IS GROUP,B IS PERIOD

d)

A IS PERIOD,A IS GROUP

e)

A IS PERIOD,B IS GROUP

12.

WRITE THE SYMBOL OF ELEMENT WHICH ARE GROUP 15 AND PERIOD 3

a)

Si

b)

P

c)

Ga

d)

Fe

13.

what is the similar properties in chalcogen family elements

a)

all are gases.

b)

all has 6 electron in outermost shell

c)

all belongs to p block elements

d)

all belongs to 15th group

e)

only 2,3 point is correct

14.

Outer most electronic configuration of Zn is

a)

3d94s2

b)

3d104s2

c)

3d24s10

d)

3d104s1

15.

which element present in 8th group and 4th period

a)

Co

b)

Ni

c)

Fe

d)

Cu

16.

a)

(i) and (ii)

b)

(ii) and (iii)

c)

(iii) and (iv)

d)

(i) and (iv)

17.

What happens to the electropositive character of elements on moving from left to right in a periodic table?

a)

increase

b)

Decreases

c)

First increases than decreases

d)

First decreases than increases

18.

Which of the following forms the basis of the modern periodic table?

a)

Atomic mass

b)

Atomic number

c)

Number of nucleons

d)

All of these

19.

The electronic configuration of an element M is 2, 8, 4. In modern periodic table, the element M is placed in

a)

4th group

b)

4th group

c)

14th group

d)

18th group

20.

Which of the following is the most reactive element of the group 17?

a)

Oxygen

b)

Sodium

c)

Fluorine

d)

Magnesium

21.

Element X forms a chloride with the formula XCl2, which is a solid with a high melting point. X would most likely be in the same group of the Periodic Table as

a)

Na

b)

Mg

c)

Al

d)

Si

22.

Which group elements are called transition metals?

a)

number 1 to 2

b)

Group number 13 to 18

c)

Group number 3 to 12

d)

Group number 1 to 8

23.

Which of the following elements has 2 shells and both are completely filled?

a)

Helium

b)

Neon

c)

Calcium

d)

Boron

24.

Which of the following is the atomic number of an element that forms basic oxide?

a)

18

b)

19

c)

15

d)

17

25.

The elements A, B and C belong to group 2, 14 and 16 respectively, of the periodic table. Which of the two elements will form covalent bonds?

a)

a) A and B

b)

B and C

c)

C and A

d)

None of these

26.

Which of the following does not decrease while moving down the group of the periodic table?

a)

Atomic radius

b)

Number of shells in the atom

c)

Metallic character

d)

Valence electrons

27.

An element X belongs to the 3rd period and 1st group of the periodic table. What is the number of valence electrons in its atom?

a)

1

b)

3

c)

6

d)

8

28.

An element M is in group 13th of the periodic table, the formula for its oxide is

a)

M3O2

b)

MO

c)

M2O3

d)

None of these

29.

What type of oxide would Eka– aluminium form?

a)

EO3

b)

E3O2

c)

E2O3

d)

EO

30.

Three elements B, Si and Ge are

a)

Metals

b)

Non-metals

c)

Metalloids

d)

Metal, non-metal and metalloid respectively

31.

Which of the following elements will form an acidic oxide?

a)

An element with atomic number 7

b)

An element with atomic number 3

c)

An element with atomic number 3

d)

An element with atomic number 19

32.

On moving from left to right in a period in the periodic table, the size of the atom.

a)

Increases

b)

Decreases

c)

does not change appreciably

d)

first decreases and then increases

33.

Which of the following set of elements is written in order of their increasing metallic character?

a)

Be˂ Mg ˂ Ca

b)

Na ˂ Li˂ K

c)

Mg˂ Al ˂ Si

d)

C ˂ O ˂ N

34.

precdict X,YZ ELEMENTS

a)

Na, k, Cs

b)

Na, Rb ,k

c)

Na, k, Rb

d)

Na, k, Ca

35.

atomic number of element E

a)

16

b)

14

c)

28

d)

15

36.

PREDICT THE GROUP NUMBER,VALENCY AND SYMBOL OF ELEMENTS----L,Q,R,T

a)

group -17, valency-7,SYMBOL-F,Cl,Br,I

b)

group -17, valency-1,SYMBOL-F,Br,Cl, I

c)

group -17, valency-7,SYMBOL-F,Br,Cl,I

d)

group -17, valency-1,SYMBOL-F,Cl,Br,I

37.

Find the successive elements of the periodic table with ionisation energies, 2372, 520 and 890 kJ per mol respectively

a)

Li, Be, B

b)

H, He, Li

c)

B, C, N

d)

He, Li, Be

38.

The correct order for the size of I, I+, I– is

a)

I > I– > I+

b)

I > I+ > I–

c)

I– > I > I+

d)

I+ > I– > I

39.

Which of the reactions will need the maximum amount of energy?

a)

Na → Na+ + e–

b)

Ca+ → Ca++ + e–

c)

K+ → K+ ++ e–

d)

C2+ → C3+ + e–

40.

The correct order of electronegativity is

a)

Cl > F > O > Br

b)

F > O > Cl > Br

c)

F > Cl > Br > O

d)

O > F > Cl > Br

41.

Which one will have the highest 2nd ionisation energy?

a)

1s2 2s2 2p6 3s1

b)

1s2 2s2 2p4

c)

1s2 2s2 2p6

d)

1s2 2s2 2p6 3s2

42.

Two different beakers contain M1-O-H, and M2-O-H solutions separately. Find the nature of the two solutions if the electronegativity of M1 = 3.4, M2 = 1.2, O = 3.5, H = 2.1

a)

, acidic, acidic

b)

basic, acidic

c)

basic, acidic

d)

acidic, basic

43.

Which one is the most acidic among these?

a)

MgO

b)

MgO

c)

Al2O3

d)

Na2O

44.

On pauling scale which of the followingdoes not has electronagetive value > 3.0

a)

O

b)

F

c)

Cl

d)

Br

45.

On going left to right in period in the periodic table the electronagativity of elements-

a)

decreases

b)

increases

c)

remains unchanged

d)

decrease first then increases

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