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 structure of white phosphorus is

Question # 2

Al is the most element in earth crust:

Question # 3

Permonosulphuric acid is known as

Question # 4

Which of the following is the hardest metal among following

Question # 5

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

Question # 6

Which one of the following pentafluorides cannot be formed?

Question # 7

Sodium is manufacture by the electrolysis of fused sodium chloride and not from an aqueous solution of sodium chloride because

Question # 8

A compound used as eye wash:

Question # 9

Heavy water is obtained by

Question # 10

Orthophosphoric acid is

Question # 11

Which of the following is not the reactions of lithium

Question # 12

The chemical formula of Trona is

Question # 13

Calcium carbide reacts with water to produce

Question # 14

Identify the incorrect statement with respect to ozone

Question # 15

Which of the following salt is used as purgative

Question # 16

White phosphorus is

Question # 17

Which of the following is lighter

Question # 18

Which of all following compound is not possible

Question # 19

Which metal is used in the thermit process because of its activity?

Question # 20

Which of the following form normal oxide

Question # 21

Sodium hexametaphophate is known as

Question # 22

Solvay process is used in the manufacture of

Question # 23

The number of electron that are paired in oxygen molecule are

Question # 24

Density of aluminium is (g cm-3):

Question # 25

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

Question # 26

Which element has highest oxidation potential

Question # 27

Which one of the following is not an alkali metal

Question # 28

Which metal of Group-II A of the periodic Table, will form the least ionic chloride

Question # 29

Which of the following phosphorus is most reactive?

Question # 30

Copper oxide is dedected by borax bead test with colour:

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Plaster of pares is obtained by heating
A. Gypsum
B. Epsom
C. Lime stone
D. Dolomite
2 Phosphorus pentoxide finds use as
A. An oxidizing agent
B. A reducing agent
C. A bleaching agent
D. A dehydrating agent
3 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
4 ______ is used in breathing equipments for mountaineers and in space craft
A. Li2O
B. BeO
C. N2
D. KO2
5 Phosphine is not obtained by the reaction when
A. White P is heated with NaOH
B. Red P is heated with NaOH
C. Ca2P2reacts with water
D. PH4l is boiled with water
6 HNO2acts as an/a
A. Acid
B. Oxidizing agent
C. Reducing agent
D. All the three
7 Baking powder has which one of the following formula
A. Na2CO3
B. Na2SO4
C. NaHCO3
D. K2CO3
8 Which of the element is not an alkaline earth metal
A. Beryllium
B. Strontium
C. Barium
D. Caesium
9 Which has soapy touch?
A. Na2B4O7
B. H3BO3
C. Ca2B6O11
D. HBO2
10 Al is the most element in earth crust:
A. O
B. Si
C. Al
D. Pb

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