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

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Question # 1

Carbonates of alkaline earth metals decomposes to respectgive metal

Question # 2

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

Question # 3

Which of the following sulphates is not soluble in water?

Question # 4

Maximum shielding effect is observing in

Question # 5

Milk of lime is

Question # 6

the oxides of beryllium are:

Question # 7

Transition elements belong to

Question # 8

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

Question # 9

The mineral CaSO4.2H2O has the general name

Question # 10

Which is insoluble carbonate?

Question # 11

II-A group element are called:

Question # 12

Lime is often used as an agent:

Question # 13

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

Question # 14

The element caesium bears resemblance with:

Question # 15

Arabic word "alkali" means:

Question # 16

Cement plaster is made by mixing plaster of paris with

Question # 17

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

Question # 18

Lime is often used as an agent

Question # 19

Alkali metals have electrons in s-orbital:

Question # 20

Gypsom added in cement is

Question # 21

Which are being formed by alakli metals?

Question # 22

Chile saltpetre has the chemical formule

Question # 23

Chlorophyll contains in it

Question # 24

Which is plaster of paris?

Question # 25

Which one is alkali metal in them?

Question # 26

s-block elements belong to groups

Question # 27

Gypsom added in cement is:

Question # 28

p-block elements belong to group

Question # 29

Carbonates of alkaline earth metals decomposes to respective metal

Question # 30

All alkali metals react with acetylene to form acetylides except

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Sr.# Question Answer
1 Which is insoluble carbonate?
A. KCO3
B. CaCO3
C. Na2CO3
D. K2CO3
2 Carbonates of alkaline earth metals decomposes to respectgive metal
A. Oxides
B. Nitrates
C. Sulphates
D. CO2
3 Gypsom added in cement is:
A. 1%
B. 2%
C. 3%
D. 4%
4 Gypsom added in cement is
A. 1%
B. 2%
C. 3%
D. 4%
5 Which oxide is insouluble
A. Li2O
B. Na2O
C. K2O
D. BaO
6 Carbonates of alkaline earth metals decomposes to respective metal
A. oxides
B. nitrates
C. sulphates
D. CO2
7 Which are being formed by alakli metals?
A. oxides
B. nitrides
C. carbides
D. peroxides
8 II-A group element are called:
A. s-block elements
B. p-block elements
C. d-block elements
D. f-block elements
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 The element caesium bears resemblance with:
A. Ca
B. Cr
C. Both of the above
D. None of these

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