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

Which is insoluble carbonate?

Question # 2

Which is plaster of paris?

Question # 3

Diaphragm cell is used to prepare

Question # 4

d-block elements belong to groups

Question # 5

Carbonates of alkaline earth metals decomposes to respective metal

Question # 6

Arabic word "alkali" means:

Question # 7

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

Question # 8

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

Question # 9

Cement plaster is made by mixing plaster of paris with:

Question # 10

Gypsom added in cement is

Question # 11

All alkali metals react with acetylene to form acetylides except

Question # 12

Alkali metals have electrons in s-orbital:

Question # 13

Down's cell is used to prepare:

Question # 14

Which one is alkali metal in them?

Question # 15

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

Question # 16

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

Question # 17

the oxides of beryllium are:

Question # 18

Lime is often used as an agent:

Question # 19

Transition elements belong to

Question # 20

I-A group elements are called:

Question # 21

Which one is alkaline earth metal?

Question # 22

Which one of the following is not an alkali metal?

Question # 23

CO2absorber used in breathing tanks is

Question # 24

Decomposition of carbonate of alkaline earth metals produce gas

Question # 25

alkaline metal have electrons in s-orbitals:

Question # 26

Carbonates of alkaline earth metals decomposes to respectgive metal

Question # 27

All alkali metals react with acetylene to form acetylides except:

Question # 28

Gypsom added in cement is:

Question # 29

II-A group element are called:

Question # 30

Chlorophyll contains in it:

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ECAT Chemistry Chapter 13 Important MCQ's

Sr.# Question Answer
1 d-block elements belong to groups
A. I-A & II-A
B. III-A to VIII-A
C. I-B to X-B
D. Lanthanides
2 Which one o the following does not belong to alkaline earth metals?
A. Be
B. Re
C. Ba
D. Rn
3 Which one of the following is not an alkali metal?
A. Francium
B. Caesium
C. Rubidium
D. Radium
4 CO2absorber used in breathing tanks is
A. K2O2
B. K2O
C. KO2
D. Na2O2
5 Chile saltpetre has the chemical formule
A. NaNO3
B. KNO3
C. Na2B4O7
D. Na2CO3.H2O
6 The strong alkaline solution in water is of metal:
A. Potassium
B. Sodium
C. Lithium
D. Magnesium
7 II-A group element are called:
A. s-block elements
B. p-block elements
C. d-block elements
D. f-block elements
8 Which of the following sulphates is not soluble in water?
A. Sodium sulphate
B. Potassium sulphate
C. Zinc sulphate
D. Barium sulphate
9 acidic soils are neutralized by adding
A. plaster of paris
B. brine
C. lime
D. milk of magnesia
10 Which ion will have the maximum value of heat of hydration?
A. Na+
B. Cs+
C. Ba+
D. Mg+2

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