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

Milk of lime is

Question # 2

the oxides of beryllium are:

Question # 3

The mineral CaSO4.2H2O has the general name

Question # 4

Maximum shielding effect is observing in

Question # 5

Carbonates of alkaline earth metals decomposes to respectgive metal

Question # 6

Which alkaline earth metal makes peroxide?

Question # 7

Which one is alkaline earth metal?

Question # 8

Group VII-A elements are called:

Question # 9

Lime is often used as an agent:

Question # 10

Which is insoluble carbonate?

Question # 11

Which one is alkali metal in them?

Question # 12

Chlorophyll contains in it

Question # 13

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

Question # 14

d-block elements belong to groups

Question # 15

Decomposition of carbonate of alkaline earth metals produce gas

Question # 16

Which oxide is insouluble

Question # 17

Which one of the following is not an alkali metal?

Question # 18

Which is plaster of paris?

Question # 19

Which are being formed by alakli metals?

Question # 20

The element caesium bears resemblance with:

Question # 21

alkaline metal have electrons in s-orbitals:

Question # 22

Alkali metals have electrons in s-orbital:

Question # 23

I-A group elements are called:

Question # 24

Which ion will have the maximum value of heat of hydration?

Question # 25

Acidic soils are neutralized by adding:

Question # 26

Down's cell is used to prepare:

Question # 27

All alkali metals react with acetylene to form acetylides except:

Question # 28

acidic soils are neutralized by adding

Question # 29

The oxides of beryllium are

Question # 30

Gypsom added in cement is

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ECAT Chemistry Chapter 13 Important MCQ's

Sr.# Question Answer
1 Which element is deposited at the cathode during the electrolysis of brine in Nelson's cell?
A. H2
B. Na
C. Cl2
D. O2
2 Lime is often used as an agent
A. dehydrating
B. hydrating
C. oxidizing
D. reducing
3 Cement plaster is made by mixing plaster of paris with:
A. glue or oil
B. gypsom
C. glycol
D. alum or borax
4 II-A group element are called:
A. s-block elements
B. p-block elements
C. d-block elements
D. f-block elements
5 Decomposition of carbonate of alkaline earth metals produce gas
A. N2
B. Oxide
C. CO2
D. CO
6 Which alkaline earth metal makes peroxide?
A. Be
B. Mg
C. Ca
D. Ba
7 Gypsom added in cement is:
A. 1%
B. 2%
C. 3%
D. 4%
8 Plaster of paris is mixed with water, the expansion in volume is:
A. 1%
B. 2%
C. 3%
D. 4%
9 Lime is often used as an agent:
A. dehydrating
B. hydrating
C. oxidizing
D. reducing
10 Milk of lime is
A. MgO
B. CaO
C. Ca(OH)2
D. Mg(OH)2

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