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

Down's cell is used to prepare:

Question # 2

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

Question # 3

acidic soils are neutralized by adding

Question # 4

Cement plaster is made by mixing plaster of paris with

Question # 5

d-block elements belong to groups

Question # 6

Which is plaster of paris?

Question # 7

Which one is alkaline earth metal?

Question # 8

The oxides of beryllium are

Question # 9

CO2absorber used in breathing tanks is

Question # 10

Chlorophyll contains in it:

Question # 11

p-block elements belong to group

Question # 12

Carbonates of alkaline earth metals decomposes to respectgive metal

Question # 13

All alkali metals react with acetylene to form acetylides except:

Question # 14

Arabic word "alkali" means:

Question # 15

Cement plaster is made by mixing plaster of paris with:

Question # 16

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

Question # 17

Which are being formed by alkali metals?

Question # 18

Maximum shielding effect is observing in

Question # 19

Carbonates of alkaline earth metals decomposes to respective metal

Question # 20

Acidic soils are neutralized by adding:

Question # 21

Transition elements belong to

Question # 22

Decomposition of carbonate of alkaline earth metals produce gas

Question # 23

II-A group element are called:

Question # 24

Lime is often used as an agent

Question # 25

I-A group elements are called:

Question # 26

Which one of the following is not an alkali metal?

Question # 27

Which one is alkali metal in them?

Question # 28

All alkali metals react with acetylene to form acetylides except

Question # 29

Which is insoluble carbonate?

Question # 30

the oxides of beryllium are:

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ECAT Chemistry Chapter 13 Important MCQ's

Sr.# Question Answer
1 Which one o the following does not belong to alkaline earth metals?
A. Be
B. Re
C. Ba
D. Rn
2 Gypsom added in cement is:
A. 1%
B. 2%
C. 3%
D. 4%
3 Chile saltpetre has the chemical formule
A. NaNO3
B. KNO3
C. Na2B4O7
D. Na2CO3.H2O
4 Milk of lime is
A. MgO
B. CaO
C. Ca(OH)2
D. Mg(OH)2
5 All alkali metals react with acetylene to form acetylides except:
A. Li
B. Na
C. K
D. Rb
6 alkaline metal have electrons in s-orbitals:
A. One
B. Two
C. three
D. Four
7 Arabic word "alkali" means:
A. The ashes
B. the sour
C. The fragrant
D. Caustic
8 Cement plaster is made by mixing plaster of paris with:
A. glue or oil
B. gypsom
C. glycol
D. alum or borax
9 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
10 Down's cell is used to prepare:
A. Sodium carbonate
B. Sodium bicarbonate
C. Sodium metal
D. Sodium hydroxide

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