ECAT Pre Engineering Chemistry Chapter 13 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 13 S-Block Elements

Try The MCQ's Test For ECAT Chemistry Chapter 13 S-Block Elements

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ECAT Chemistry Chapter 13 S-Block Elements

00:00
Question # 1

the oxides of beryllium are:

Question # 2

Carbonates of alkaline earth metals decomposes to respective metal

Question # 3

The element caesium bears resemblance with:

Question # 4

CO2absorber used in breathing tanks is

Question # 5

s-block elements belong to groups

Question # 6

Which one is alkaline earth metal?

Question # 7

Which one of the following is not an alkali metal?

Question # 8

p-block elements belong to group

Question # 9

Down's cell is used to prepare:

Question # 10

Acidic soils are neutralized by adding:

Question # 11

Which are being formed by alkali metals?

Question # 12

Lime is often used as an agent:

Question # 13

Which alkaline earth metal makes peroxide?

Question # 14

The strong alkaline solution in water is of metal:

Question # 15

d-block elements belong to groups

Question # 16

Decomposition of carbonate of alkaline earth metals produce gas

Question # 17

Chlorophyll contains in it:

Question # 18

Chile saltpetre has the chemical formule

Question # 19

alkaline metal have electrons in s-orbitals:

Question # 20

The mineral CaSO4.2H2O has the general name

Question # 21

Which is plaster of paris?

Question # 22

Carbonates of alkaline earth metals decomposes to respectgive metal

Question # 23

Maximum shielding effect is observing in

Question # 24

acidic soils are neutralized by adding

Question # 25

II-A group element are called:

Question # 26

Group VII-A elements are called:

Question # 27

Which one of the following does not belong to alkaline earth metals?

Question # 28

Transition elements belong to

Question # 29

Cement plaster is made by mixing plaster of paris with:

Question # 30

Which is insoluble carbonate?

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ECAT Chemistry Chapter 13 Important MCQ's

Sr.# Question Answer
1 Acidic soils are neutralized by adding:
A. Plaster of paris
B. Brine
C. Lime
D. Milk of magnesia
2 Carbonates of alkaline earth metals decomposes to respectgive metal
A. Oxides
B. Nitrates
C. Sulphates
D. CO2
3 acidic soils are neutralized by adding
A. plaster of paris
B. brine
C. lime
D. milk of magnesia
4 Which is insoluble carbonate?
A. KCO3
B. CaCO3
C. Na2CO3
D. K2CO3
5 Which one is alkaline earth metal?
A. Sodium
B. Beryllium
C. Potassium
D. Lithium
6 Which are being formed by alakli metals?
A. oxides
B. nitrides
C. carbides
D. peroxides
7 Alkali metals have electrons in s-orbital:
A. one
B. two
C. three
D. Four
8 alkaline metal have electrons in s-orbitals:
A. One
B. Two
C. three
D. Four
9 Gypsom added in cement is
A. 1%
B. 2%
C. 3%
D. 4%
10 Which element is deposited at the cathode during the electrolysis of brine in Nelson's cell?
A. H2
B. Na
C. Cl2
D. O2

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