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

Which of the following sulphates has the highest solubility in water

Question # 2

Which of the following has highest dipole moment?

Question # 3

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 # 4

Which carbonate of alkali metals is insoluble in water

Question # 5

Corrundam is ore of:

Question # 6

Which of the element is not alkali metal

Question # 7

Group VA of the periodic table consists of the elements N, P, As, Sb and Bi, On passing from N to Bi, the oxides of the elements of general formula M2O3become

Question # 8

What is the formula of asbestos?

Question # 9

Dipole moment of CO molecule is:

Question # 10

Which of the following is a tetrabasic acid?

Question # 11

All the elements of oxygen family are

Question # 12

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

Question # 13

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

Question # 14

The most acidic of the following compounds is

Question # 15

Which of the following is lighter

Question # 16

The maximum number of electrons in the outermost shall of s-black elements is

Question # 17

Marble is chemically

Question # 18

Electron affinity of sulphur is

Question # 19

Sodium hexametaphophate is known as

Question # 20

The structure of white phosphorus is

Question # 21

Alkaline earth metals posses two electrons in their outermost

Question # 22

Potassium superoxide has a use in breathing equipment in space crafts. The balanced equation for the reaction is

Question # 23

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

Question # 24

The chemical formula of gypsum is

Question # 25

A compound used as eye wash:

Question # 26

Which shows maximum catenation property?

Question # 27

Pb has inert pair of electrons:

Question # 28

Which one of the following properties is not correct for ozone?

Question # 29

P2O5is heated with water to give

Question # 30

When SO2is passed through acidified K2Cr2O7solution

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 BiCl3on hydrolysis forms a white precipitate of
A. Bismuthio acid
B. Bismuth oxychloride
C. Bismuth pentachloride
D. Bismuth hydroxide
2 Which element has highest oxidation potential
A. Li
B. Be
C. Ba
D. Ra
3 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?
A. It will react with water to liberate oxygen
B. Its hydroxide will be a strong alkali in water
C. Its carbonate will decompose on heating to give carbon dioxide
D. Its nitrate on heating will give nitrogen dioxide and oxygen
4 ______ is called milk of magnesia
A. NaOH
B. KOH
C. LiOH
D. None
5 White P when boiled with strong solution of caustic soda produces
A. Phosphine
B. Posh acid
C. Phosphorous acid
D. None
6 Which colour is imparted by sodium
A. Yellow
B. Violet
C. Red
D. Crimson
7 The acid used in lead storage cells is
A. Phosphoric acid
B. Nitric acid
C. Sulphuric acid
D. Hydrochloric acid
8 Phosphide ion has the electronic structure similar to that of
A. Nitride ion
B. Fluoride ion
C. Sodium ion
D. Chloride ion
9 Which of the following is formed by the action of water on sodium peroxide?
A. H2
B. N2
C. O2
D. CO2
10 Carbonates of alkali metals dissolves freely in water to form
A. Acidic solutions
B. Neutral solution
C. Alkaline solution
D. None of these

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