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

Lime is often used as an agent:

Question # 2

Which one is alkaline earth metal?

Question # 3

The strong alkaline solution in water is of metal:

Question # 4

Transition elements belong to

Question # 5

s-block elements belong to groups

Question # 6

p-block elements belong to group

Question # 7

Gypsom added in cement is:

Question # 8

Lime is often used as an agent

Question # 9

Cement plaster is made by mixing plaster of paris with

Question # 10

The element caesium bears resemblance with:

Question # 11

alkaline metal have electrons in s-orbitals:

Question # 12

Chile saltpetre has the chemical formule

Question # 13

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

Question # 14

Gypsom added in cement is

Question # 15

Chlorophyll contains in it

Question # 16

Alkali metals have electrons in s-orbital:

Question # 17

Maximum shielding effect is observing in

Question # 18

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

Question # 19

Which one is alkali metal in them?

Question # 20

Milk of lime is

Question # 21

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

Question # 22

Decomposition of carbonate of alkaline earth metals produce gas

Question # 23

Which are being formed by alakli metals?

Question # 24

Which oxide is insouluble

Question # 25

Which are being formed by alkali metals?

Question # 26

Chlorophyll contains in it:

Question # 27

Group VII-A elements are called:

Question # 28

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

Question # 29

The oxides of beryllium are

Question # 30

Down's cell is used to prepare:

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ECAT Chemistry Chapter 13 Important MCQ's

Sr.# Question Answer
1 Which oxide is insouluble
A. Li2O
B. Na2O
C. K2O
D. BaO
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 Alkali metals have electrons in s-orbital:
A. one
B. two
C. three
D. Four
4 CO2absorber used in breathing tanks is
A. K2O2
B. K2O
C. KO2
D. Na2O2
5 Lime is often used as an agent:
A. dehydrating
B. hydrating
C. oxidizing
D. reducing
6 Chile saltpetre has the chemical formule
A. NaNO3
B. KNO3
C. Na2B4O7
D. Na2CO3.H2O
7 Maximum shielding effect is observing in
A. Li
B. Be
C. Mg
D. Ca
8 Which ion will have the maximum value of heat of hydration?
A. Na+
B. Cs+
C. Ba+
D. Mg+2
9 Plaster of paris is mixed with water, the expansion in volume is:
A. 1%
B. 2%
C. 3%
D. 4%
10 The mineral CaSO4.2H2O has the general name
A. gypsum
B. dolomite
C. calcite
D. epsom salt

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