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

All alkali metals react with acetylene to form acetylides except

Question # 2

Chlorophyll contains in it:

Question # 3

Carbonates of alkaline earth metals decomposes to respectgive metal

Question # 4

II-A group element are called:

Question # 5

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

Question # 6

Cement plaster is made by mixing plaster of paris with:

Question # 7

Down's cell is used to prepare:

Question # 8

Which are being formed by alakli metals?

Question # 9

Which oxide is insouluble

Question # 10

Gypsom added in cement is

Question # 11

Transition elements belong to

Question # 12

s-block elements belong to groups

Question # 13

Group VII-A elements are called:

Question # 14

Lime is often used as an agent

Question # 15

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

Question # 16

Gypsom added in cement is:

Question # 17

acidic soils are neutralized by adding

Question # 18

Alkali metals have electrons in s-orbital:

Question # 19

Which are being formed by alkali metals?

Question # 20

Diaphragm cell is used to prepare

Question # 21

CO2absorber used in breathing tanks is

Question # 22

the oxides of beryllium are:

Question # 23

Which one is alkali metal in them?

Question # 24

Which is plaster of paris?

Question # 25

Chile saltpetre has the chemical formule

Question # 26

d-block elements belong to groups

Question # 27

Cement plaster is made by mixing plaster of paris with

Question # 28

The oxides of beryllium are

Question # 29

The mineral CaSO4.2H2O has the general name

Question # 30

Milk of lime is

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ECAT Chemistry Chapter 13 Important MCQ's

Sr.# Question Answer
1 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
2 alkaline metal have electrons in s-orbitals:
A. One
B. Two
C. three
D. Four
3 Diaphragm cell is used to prepare
A. sodium
B. sodium hydroxide
C. calcium
D. magnesium
4 Carbonates of alkaline earth metals decomposes to respective metal
A. oxides
B. nitrates
C. sulphates
D. CO2
5 Which one of the following does not belong to alkaline earth metals?
A. Be
B. Ra
C. Ba
D. Rn
6 Group VII-A elements are called:
A. s-block elements
B. p-block elements
C. d-block elements
D. f-block elements
7 Gypsom added in cement is
A. 1%
B. 2%
C. 3%
D. 4%
8 Lime is often used as an agent
A. dehydrating
B. hydrating
C. oxidizing
D. reducing
9 Chlorophyll contains in it:
A. Li
B. Na
C. Mg
D. Ca
10 Decomposition of carbonate of alkaline earth metals produce gas
A. N2
B. Oxide
C. CO2
D. CO

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