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

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

Question # 2

Which element among the following belongs to Group IV-A of the periodic table?

Question # 3

Boric acid cannot be used:

Question # 4

Pb has inert pair of electrons:

Question # 5

Sulphuric acid has great affinity for water because

Question # 6

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

Question # 7

When SO2is passed through acidified K2Cr2O7solution

Question # 8

All the elements of oxygen family are

Question # 9

In the earth crust sodium is

Question # 10

NaHCO3is commonly called

Question # 11

Francium is an element at the bottom of Group I in the Periodic Table. Which one of the following predication is likely to be correct?

Question # 12

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

Question # 13

The oxidation number of each element of group ll-A is

Question # 14

Sulphuric acid reacts with PCl5to give

Question # 15

The silver bromide in hypo (Na2S2O3) solution is

Question # 16

Which element has highest oxidation potential

Question # 17

______ is called milk of magnesia

Question # 18

______ gives peroxide

Question # 19

When sulphur is boiled with Na2SO3solution, the compound formed is

Question # 20

Electron affinity of sulphur is

Question # 21

Lithium reacts with air to form

Question # 22

The structure of white phosphorus is

Question # 23

Ozone is not

Question # 24

P2O5is heated with water to give

Question # 25

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

Question # 26

What is the formula of asbestos?

Question # 27

Which of the following has highest dipole moment?

Question # 28

Which one of the following equations represent the reaction that occurs when calcium nitrate is heated strongly

Question # 29

The chemical formula of Epson salt is

Question # 30

Chile saltpetre has the chemical formula

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Which of the element is not an alkaline earth metal
A. Beryllium
B. Strontium
C. Barium
D. Caesium
2 P2O5is heated with water to give
A. Hypophosphorus acid
B. Phosphorus acid
C. Hypophosphorus acid
D. Orthophosphorus acid
3 The acid used in lead storage cells is
A. Phosphoric acid
B. Nitric acid
C. Sulphuric acid
D. Hydrochloric acid
4 Some of the elements of a period show similar behavior with the elements of next group in next period this is called
A. Vertical relationship
B. Oblique relationship
C. Diagonal relationship
D. None
5 Marble is chemically
A. CaCl2
B. CaCO3
C. Na2CO3
D. NaHCO3
6 White phosphorus is
A. A mono atomic gas
B. P4, a tetrahedral solid
C. P8, a crown
D. A linear diatomic molecule
7 Sodium is manufacture by the electrolysis of fused sodium chloride and not from an aqueous solution of sodium chloride because
A. Sodium chloride does not ionize in the water solution
B. Sodium chloride is not soluble in water
C. Sodium deposited at the cathode may react with water to form sodium hydroxide
D. Electricity does not pass through aqueous NaCl
8 CaC2on hydrolysis form
A. CH4
B. C2H4
C. C2H2
D. C6H6
9 Which of the following salt is soluble in water
A. CaCO3
B. CaSO4
C. MgSO4
D. BaSO4
10 Baking powder has which one of the following formula
A. Na2CO3
B. Na2SO4
C. NaHCO3
D. K2CO3

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