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

The mineral CaSO4.2H2O has the general name

Question # 2

the oxides of beryllium are:

Question # 3

Which are being formed by alakli metals?

Question # 4

Which is insoluble carbonate?

Question # 5

Down's cell is used to prepare:

Question # 6

CO2absorber used in breathing tanks is

Question # 7

alkaline metal have electrons in s-orbitals:

Question # 8

Chlorophyll contains in it:

Question # 9

Which of the following sulphates is not soluble in water?

Question # 10

Arabic word "alkali" means:

Question # 11

The element caesium bears resemblance with:

Question # 12

The strong alkaline solution in water is of metal:

Question # 13

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

Question # 14

s-block elements belong to groups

Question # 15

Acidic soils are neutralized by adding:

Question # 16

d-block elements belong to groups

Question # 17

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

Question # 18

p-block elements belong to group

Question # 19

Milk of lime is

Question # 20

Chile saltpetre has the chemical formule

Question # 21

Which alkaline earth metal makes peroxide?

Question # 22

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

Question # 23

Group VII-A elements are called:

Question # 24

Alkali metals have electrons in s-orbital:

Question # 25

Which oxide is insouluble

Question # 26

Maximum shielding effect is observing in

Question # 27

Transition elements belong to

Question # 28

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

Question # 29

Which one is alkali metal in them?

Question # 30

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

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ECAT Chemistry Chapter 13 Important MCQ's

Sr.# Question Answer
1 The mineral CaSO4.2H2O has the general name
A. gypsum
B. dolomite
C. calcite
D. epsom salt
2 CO2absorber used in breathing tanks is
A. K2O2
B. K2O
C. KO2
D. Na2O2
3 Carbonates of alkaline earth metals decomposes to respective metal
A. oxides
B. nitrates
C. sulphates
D. CO2
4 Transition elements belong to
A. I-A & II-A
B. III-A to VIII-A
C. I-B to X-B
D. Lanthanides
5 the oxides of beryllium are:
A. acidic
B. basic
C. amphoteric
D. None of these
6 Lime is often used as an agent:
A. dehydrating
B. hydrating
C. oxidizing
D. reducing
7 I-A group elements are called:
A. Alkali-metal
B. alkaline earth metals
C. Halogens
D. Chalocogens
8 Down's cell is used to prepare:
A. Sodium carbonate
B. Sodium bicarbonate
C. Sodium metal
D. Sodium hydroxide
9 Which one of the following does not belong to alkaline earth metals?
A. Be
B. Ra
C. Ba
D. Rn
10 Carbonates of alkaline earth metals decomposes to respectgive metal
A. Oxides
B. Nitrates
C. Sulphates
D. CO2

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