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

Carbonates of alkaline earth metals decomposes to respective metal

Question # 2

The strong alkaline solution in water is of metal:

Question # 3

II-A group element are called:

Question # 4

Chile saltpetre has the chemical formule

Question # 5

The oxides of beryllium are

Question # 6

Acidic soils are neutralized by adding:

Question # 7

Diaphragm cell is used to prepare

Question # 8

Which oxide is insouluble

Question # 9

I-A group elements are called:

Question # 10

the oxides of beryllium are:

Question # 11

Which one of the following is not an alkali metal?

Question # 12

Which alkaline earth metal makes peroxide?

Question # 13

Lime is often used as an agent:

Question # 14

Lime is often used as an agent

Question # 15

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

Question # 16

Which are being formed by alkali metals?

Question # 17

d-block elements belong to groups

Question # 18

Arabic word "alkali" means:

Question # 19

Group VII-A elements are called:

Question # 20

Maximum shielding effect is observing in

Question # 21

All alkali metals react with acetylene to form acetylides except:

Question # 22

Gypsom added in cement is

Question # 23

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

Question # 24

The mineral CaSO4.2H2O has the general name

Question # 25

alkaline metal have electrons in s-orbitals:

Question # 26

CO2absorber used in breathing tanks is

Question # 27

Plaster of paris is mixed with water, the expansion in volume is:

Question # 28

All alkali metals react with acetylene to form acetylides except

Question # 29

Milk of lime is

Question # 30

Which is plaster of paris?

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ECAT Chemistry Chapter 13 Important MCQ's

Sr.# Question Answer
1 The strong alkaline solution in water is of metal:
A. Potassium
B. Sodium
C. Lithium
D. Magnesium
2 Carbonates of alkaline earth metals decomposes to respective metal
A. oxides
B. nitrates
C. sulphates
D. CO2
3 Which element is deposited at the cathode during the electrolysis of brine in Nelson's cell?
A. H2
B. Na
C. Cl2
D. O2
4 Arabic word "alkali" means:
A. The ashes
B. the sour
C. The fragrant
D. Caustic
5 Gypsom added in cement is
A. 1%
B. 2%
C. 3%
D. 4%
6 Cement plaster is made by mixing plaster of paris with:
A. glue or oil
B. gypsom
C. glycol
D. alum or borax
7 Decomposition of carbonate of alkaline earth metals produce gas
A. N2
B. Oxide
C. CO2
D. CO
8 I-A group elements are called:
A. Alkali-metal
B. alkaline earth metals
C. Halogens
D. Chalocogens
9 Cement plaster is made by mixing plaster of paris with
A. glue or oil
B. gypson
C. glycol
D. alum or borax
10 Chlorophyll contains in it
A. Li
B. Na
C. Mg
D. Ca

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