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

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

Question # 3

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

Question # 4

s-block elements belong to groups

Question # 5

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

Question # 6

Cement plaster is made by mixing plaster of paris with:

Question # 7

Alkali metals have electrons in s-orbital:

Question # 8

Group VII-A elements are called:

Question # 9

Decomposition of carbonate of alkaline earth metals produce gas

Question # 10

Acidic soils are neutralized by adding:

Question # 11

Milk of lime is

Question # 12

Which is insoluble carbonate?

Question # 13

Gypsom added in cement is:

Question # 14

The element caesium bears resemblance with:

Question # 15

Cement plaster is made by mixing plaster of paris with

Question # 16

Which are being formed by alkali metals?

Question # 17

The strong alkaline solution in water is of metal:

Question # 18

Carbonates of alkaline earth metals decomposes to respectgive metal

Question # 19

p-block elements belong to group

Question # 20

Lime is often used as an agent:

Question # 21

The oxides of beryllium are

Question # 22

Maximum shielding effect is observing in

Question # 23

II-A group element are called:

Question # 24

All alkali metals react with acetylene to form acetylides except

Question # 25

Which alkaline earth metal makes peroxide?

Question # 26

All alkali metals react with acetylene to form acetylides except:

Question # 27

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

Question # 28

Diaphragm cell is used to prepare

Question # 29

Arabic word "alkali" means:

Question # 30

The mineral CaSO4.2H2O has the general name

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ECAT Chemistry Chapter 13 Important MCQ's

Sr.# Question Answer
1 Which ion will have the maximum value of heat of hydration?
A. Na+
B. Cs+
C. Ba+
D. Mg+2
2 s-block elements belong to groups
A. I-A & II-A
B. III-A to VIII-A
C. I-B to X-B
D. Lanthanides
3 Lime is often used as an agent:
A. dehydrating
B. hydrating
C. oxidizing
D. reducing
4 Gypsom added in cement is:
A. 1%
B. 2%
C. 3%
D. 4%
5 Chlorophyll contains in it
A. Li
B. Na
C. Mg
D. Ca
6 II-A group element are called:
A. s-block elements
B. p-block elements
C. d-block elements
D. f-block elements
7 Milk of lime is
A. MgO
B. CaO
C. Ca(OH)2
D. Mg(OH)2
8 Acidic soils are neutralized by adding:
A. Plaster of paris
B. Brine
C. Lime
D. Milk of magnesia
9 Which element is deposited at the cathode during the electrolysis of brine in Nelson's cell?
A. H2
B. Na
C. Cl2
D. O2
10 Cement plaster is made by mixing plaster of paris with
A. glue or oil
B. gypson
C. glycol
D. alum or borax

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