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

Diaphragm cell is used to prepare

Question # 2

Down's cell is used to prepare:

Question # 3

Maximum shielding effect is observing in

Question # 4

Gypsom added in cement is:

Question # 5

Which one of the following is not an alkali metal?

Question # 6

Which of the following sulphates is not soluble in water?

Question # 7

Chile saltpetre has the chemical formule

Question # 8

Carbonates of alkaline earth metals decomposes to respective metal

Question # 9

Group VII-A elements are called:

Question # 10

CO2absorber used in breathing tanks is

Question # 11

Lime is often used as an agent:

Question # 12

All alkali metals react with acetylene to form acetylides except

Question # 13

The mineral CaSO4.2H2O has the general name

Question # 14

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

Question # 15

Milk of lime is

Question # 16

Acidic soils are neutralized by adding:

Question # 17

Cement plaster is made by mixing plaster of paris with

Question # 18

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

Question # 19

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

Question # 20

Carbonates of alkaline earth metals decomposes to respectgive metal

Question # 21

Which is plaster of paris?

Question # 22

acidic soils are neutralized by adding

Question # 23

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

Question # 24

Gypsom added in cement is

Question # 25

Which one is alkali metal in them?

Question # 26

Transition elements belong to

Question # 27

All alkali metals react with acetylene to form acetylides except:

Question # 28

The element caesium bears resemblance with:

Question # 29

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

Question # 30

Which one is alkaline earth metal?

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ECAT Chemistry Chapter 13 Important MCQ's

Sr.# Question Answer
1 Which of the following sulphates is not soluble in water?
A. Sodium sulphate
B. Potassium sulphate
C. Zinc sulphate
D. Barium sulphate
2 alkaline metal have electrons in s-orbitals:
A. One
B. Two
C. three
D. Four
3 Which one o the following does not belong to alkaline earth metals?
A. Be
B. Re
C. Ba
D. Rn
4 Alkali metals have electrons in s-orbital:
A. one
B. two
C. three
D. Four
5 II-A group element are called:
A. s-block elements
B. p-block elements
C. d-block elements
D. f-block elements
6 Gypsom added in cement is:
A. 1%
B. 2%
C. 3%
D. 4%
7 The oxides of beryllium are
A. acidic
B. basic
C. amphoteric
D. none of these
8 The element caesium bears resemblance with:
A. Ca
B. Cr
C. Both of the above
D. None of these
9 Lime is often used as an agent
A. dehydrating
B. hydrating
C. oxidizing
D. reducing
10 Plaster of paris is mixed with water, the expansion in volume is:
A. 1%
B. 2%
C. 3%
D. 4%

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