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

Gypsom added in cement is:

Question # 2

Which of the following sulphates is not soluble in water?

Question # 3

Alkali metals have electrons in s-orbital:

Question # 4

Diaphragm cell is used to prepare

Question # 5

The oxides of beryllium are

Question # 6

Cement plaster is made by mixing plaster of paris with:

Question # 7

Which are being formed by alkali metals?

Question # 8

II-A group element are called:

Question # 9

acidic soils are neutralized by adding

Question # 10

Gypsom added in cement is

Question # 11

Chlorophyll contains in it

Question # 12

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

Question # 13

Which alkaline earth metal makes peroxide?

Question # 14

The strong alkaline solution in water is of metal:

Question # 15

Which element is deposited at the cathode during the electrolysis of brine in Nelson's cell?

Question # 16

The mineral CaSO4.2H2O has the general name

Question # 17

Which one of the following is not an alkali metal?

Question # 18

Acidic soils are neutralized by adding:

Question # 19

d-block elements belong to groups

Question # 20

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

Question # 21

Which is plaster of paris?

Question # 22

Down's cell is used to prepare:

Question # 23

Carbonates of alkaline earth metals decomposes to respectgive metal

Question # 24

All alkali metals react with acetylene to form acetylides except

Question # 25

Milk of lime is

Question # 26

Decomposition of carbonate of alkaline earth metals produce gas

Question # 27

Chlorophyll contains in it:

Question # 28

The element caesium bears resemblance with:

Question # 29

Chile saltpetre has the chemical formule

Question # 30

Cement plaster is made by mixing plaster of paris with

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ECAT Chemistry Chapter 13 Important MCQ's

Sr.# Question Answer
1 Chile saltpetre has the chemical formule
A. NaNO3
B. KNO3
C. Na2B4O7
D. Na2CO3.H2O
2 Diaphragm cell is used to prepare
A. sodium
B. sodium hydroxide
C. calcium
D. magnesium
3 Transition elements belong to
A. I-A & II-A
B. III-A to VIII-A
C. I-B to X-B
D. Lanthanides
4 I-A group elements are called:
A. Alkali-metal
B. alkaline earth metals
C. Halogens
D. Chalocogens
5 Plaster of paris is mixed with water, the expansion in volume is:
A. 1%
B. 2%
C. 3%
D. 4%
6 Which one of the following does not belong to alkaline earth metals?
A. Be
B. Ra
C. Ba
D. Rn
7 Maximum shielding effect is observing in
A. Li
B. Be
C. Mg
D. Ca
8 Cement plaster is made by mixing plaster of paris with:
A. glue or oil
B. gypsom
C. glycol
D. alum or borax
9 The element caesium bears resemblance with:
A. Ca
B. Cr
C. Both of the above
D. None of these
10 p-block elements belong to group
A. I-A & II-A
B. III-A to VIII-A
C. I-B to X-B
D. Lanthanides

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