ECAT Pre Engineering Chemistry Chapter 14 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 14 Group IIIA & IVA Elements

Try The MCQ's Test For ECAT Chemistry Chapter 14 Group IIIA & IVA Elements

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ECAT Chemistry Chapter 14 Group IIIA & IVA Elements

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Question # 1

Gypsum is a common mineral of

Question # 2

Which one of the following is not an alkali metal

Question # 3

White P when boiled with strong solution of caustic soda produces

Question # 4

White phosphorus is

Question # 5

Baking powder has which one of the following formula

Question # 6

Chile saltpetre has the chemical formula

Question # 7

Chemical composition of colemnite is:

Question # 8

The number of unpaired electrons in the p-subshell of oxygen atom

Question # 9

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

Question # 10

Which of the following is acidic?

Question # 11

The formula of lime stone is

Question # 12

Which of the following is formed by the action of water on sodium peroxide?

Question # 13

Bond angle is minimum for

Question # 14

The silver bromide in hypo (Na2S2O3) solution is

Question # 15

Phosphorus pentoxide finds use as

Question # 16

Which one of the following pentafluorides cannot be formed?

Question # 17

The structure of white phosphorus is

Question # 18

Which carbonate of alkali metals is insoluble in water

Question # 19

Which of the following is not the reactions of lithium

Question # 20

Red P can be obtained form white P by

Question # 21

Orthophosphoric acid is

Question # 22

Commercial common salt becomes slight damp on storing because

Question # 23

Borax is a common mineral of alkali metal sodium. Its formula is

Question # 24

Which of the following elements is not present abundantly in earth's crust?

Question # 25

Which of the element is not alkali metal

Question # 26

As a fixing agent in photography, sodium thisoulphate is used for

Question # 27

The element which has a simple cubic lattice in solid state is

Question # 28

Which of the following statement is not related to Solvay's process of Na2CO3

Question # 29

Aluminium oxide is:

Question # 30

Each of the following is true of white and red phosphours except that they

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Gypsum is a common mineral of
A. Magnesium
B. Strontium
C. Calcium
D. Barium
2 Which carbonate of alkali metals is insoluble in water
A. Na2CO3
B. K2CO3
C. Li2CO3
D. Cs2CO3
3 Which on of the following compounds does not exist?
A. NCl5
B. AsF5
C. SbCl5
D. PF5
4 Which of the following is not the reactions of lithium
5 Which one of the following does not belong to alkaline earth metals
A. Be
B. Ra
C. Ba
D. Rn
6 Which colour is imparted by sodium
A. Yellow
B. Violet
C. Red
D. Crimson
7 Which of the following compounds is explosive in nature?
A. Phosphorus trichloride
B. Nitrogen trichloride
C. Hyponitrous acid
D. Nitrosyl chloride
8 ______ is called milk of magnesia
A. NaOH
B. KOH
C. LiOH
D. None
9 Which of the following has highest dipole moment?
A. NH3
B. PH3
C. AsH3
D. SbH3
10 Which of the following elements is not present abundantly in earth's crust?
A. Silicon
B. Aluminium
C. Sodium
D. Oxygen

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