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

00:00
Question # 1

The acid used in lead storage cells is

Question # 2

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

Question # 3

Borax is hydrated:

Question # 4

Which is litharge or massicot?

Question # 5

Which one of the following is not an alkali metal

Question # 6

Heavy water is obtained by

Question # 7

Which is used in navigational equipments?

Question # 8

Some of the elements of a period show similar behavior with the elements of next group in next period this is called

Question # 9

HNO2acts as an/a

Question # 10

Which carbonate of alkali metals is insoluble in water

Question # 11

Which electronic configuration corresponds to an element of Group ||Z-A of the periodic table?

Question # 12

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

Question # 13

Ozone is not

Question # 14

Bond angle is minimum for

Question # 15

Which of the following compound is industrially prepared by the electrolysis of solution of NaCl

Question # 16

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

Question # 17

The silver bromide in hypo (Na2S2O3) solution is

Question # 18

Aluminium oxide is:

Question # 19

Which of the following equations represents the action of heat on NaHCO3

Question # 20

The electrolytic cell used for the production of metallic sodium is known as

Question # 21

The formula of lime stone is

Question # 22

Corrundam is ore of:

Question # 23

Which element forms an iron with charge 3+?

Question # 24

All the following decompose easily on heating to give oxygen except

Question # 25

Which will have the maximum value of heat of hydration

Question # 26

P2O5is heated with water to give

Question # 27

The number of electron that are paired in oxygen molecule are

Question # 28

The chemical formula of magnesite is

Question # 29

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

Question # 30

Which of the following is a tetrabasic acid?

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Which of the following is a tetrabasic acid?
A. ORthophosphoric acid
B. Hyposphosphorus acid
C. Metaphosphoric
D. Pyrophosphoric acid
2 Which element has highest oxidation potential
A. Li
B. Be
C. Ba
D. Ra
3 Which on of the following compounds does not exist?
A. NCl5
B. AsF5
C. SbCl5
D. PF5
4 All the following decompose easily on heating to give oxygen except
A. Lead nitrate
B. Potassium chlorate
C. Mercuric oxide
D. Manganese dioxide
5 Which element among the following belongs to Group IV-A of the periodic table?
A. Barium
B. Iodine
C. Lead
D. Oxygen
6 Which is litharge or massicot?
A. PbO
B. Pb2O
C. Pb3O4
D. PbO2
7 Which of the element is not alkali metal
A. Lithium
B. Rubidium
C. Francium
D. Magnesium
8 What causes nitrogen to be chemically inert?
A. Multiple bond formation in the molecule
B. Absence of bond distance
C. Short internuclear distance
D. High bond energy
9 Which one of the following is not an alkali metal
A. Francium
B. Caesium
C. Rubidium
D. Radium
10 ______ reacts with alkalis to give hydrogen
A. Be
B. Mg
C. Ca
D. None

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