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1A 2A 3A 4A Periodic table

Total questions: 33

Worksheet time: 17mins

Name
Class
Date
1.

How is called 1A group in periodic table:

a)

Alkali metals

b)

Alkali earth metals

c)

Earth metals

d)

Carbon group

2.

How is called 2A group in periodic table

a)

Alkali metals

b)

Alkali earth metals

c)

Carbon group

d)

Earth metals

3.

Which of the following is a member of 1 A group:

a)

aluminium

b)

magnesium

c)

sodium

d)

boron

4.

Which of the metals of 1A group is radioactive?

a)

Li

b)

Na

c)

Rb

d)

Fr

5.

Which gas is produced when alkali metals react with water?


Na + H2O = NaOH + ______

a)

hydrogen gas H2

b)

oxygen gas O2

c)

chlorine gas Cl2

d)

none of the above

6.

Which oxide is formed when sodium reacts with oxygen:


Na + O2 =_________

a)

Na2O

b)

Na2O2

c)

NaO

d)

NaO2

7.

Where is kept sodium because of its property reacting violently with the oxygen from air?

a)

paraffine and oxygen jar

b)

paraffine and kerosine jar

c)

kerosine and chlorine jar

d)

air filled jar

8.

Oxides formed by the metals of 1A and 2 A group are :

a)

acidic oxides

b)

neutral oxides

c)

basic oxides

d)

amphoteric oxides

9.

How is called NaCl, NaOH, KOH

a)

sodium chloride, potassium chloride and potassium hydroxide

b)

sodium hydroxide, sodium chloride and lithium oxide

c)

sodium hydroxide, potassium chloride and potassium hydroxide

d)

sodium chloride, sodium hydroxide and potassium hydroxide

10.

Which compounds of sodium form liquid and solid soap:

a)

NaOH KOH

b)

NaCl KOH

c)

NAO K2O

d)

Na2O KOH

11.

Which of the following is the electronic configuration of Magnesium: 12Mg

a)

1s2 2s2 2p6 3s2

b)

1s2 2s2 2p6 3s1

c)

1s1 2s2 2p6 3s2

d)

1s2 2s2 2p5 3s3

12.

Which memeber of the group 2 A is radioactive:

a)

Mg

b)

Ca

c)

Sr

d)

Ra

13.

Which block does 1 A and 2A belong:

a)

s-block

b)

p-block

c)

d-block

d)

f-block

14.

Whats the common oxidation number for 2 A group:

a)

-1

b)

-2

c)

+1

d)

+2

15.

Which memeber of group 2A is the last active metal

a)

Be

b)

Mg

c)

Ca

d)

Sr

16.

Which of the following is not correct for alkaline earth metals:

a)

They react with water

b)

They do not conduct electricity

c)

They react with acids to produce H2 gas

d)

they are active metals

17.

What is the formula of limestone:

a)

CaCO

b)

CaO

c)

Ca(OH)2

d)

CaCO3

18.

What kind of compound is formed when 1A and 2 A metals react with halogens (7 A group):

a)

oxides

b)

acides

c)

bases

d)

salts

19.

Which ion doesn't cause water hardness?

a)

Ca2+

b)

CO32-

c)

HCO3-

d)

Na

20.

When calcium oxide reacts with water what is formed?


CaO + H2O = ________

a)

calcium hydroxide Ca(OH)2

b)

calcium oxide CaO2

c)

calcium hydroxide CaOH

d)

calcium sulfate CaSO4

21.

Which of the following is not a member of 3 A group?

a)

C

b)

B

c)

Al

d)

Ga

22.

How many Boron atoms of crystalline boron structure in nature?

a)

24

b)

12

c)

6

d)

5

23.

Which one of the following is a metalloid?

a)

Galium

b)

Magnesium

c)

Boron

d)

Sodium

24.

B2H6 is named:

a)

Diborate

b)

Diborane

c)

Triborane

d)

Triborate

25.

Whats the place of Aluminum among the metal exist in the earth crust by abundance?

a)

1

b)

2

c)

3

d)

4

26.

Corondum mixed with chrome form the precious stone called:

a)

Ruby

b)

Saphary

c)

Diamond

d)

Graphite

27.

Corondum mixed with cobalt forms:

a)

ruby

b)

saphire

c)

diamond

d)

graphite

28.

Which of the following is not a member of Carbon family?

a)

C

b)

Si

c)

Ge

d)

Hg

29.

Which one of the following is incorrect?

a)

Diamond is more expensive than graphite

b)

Diamond conducts electricity

c)

Diamond has tetrahedral structure

d)

Diamond reflects light

30.

Which of the following allotropes is considered a super conductor:

a)

diamond

b)

graphite

c)

fullerens

d)

none of the above

31.

Which of the following is considered a poisonous gas:

a)

CO

b)

CO2

c)

H2CO3

d)

CO3

32.

Which oxide of carbon is a neutral oxide?

a)

CO

b)

CO2

c)

CO3

d)

CO4

33.

Which of the following compound is called carbonic acid:

a)

H2CO3

b)

H2CO4

c)

CO3

d)

H2CO2

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