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

______ reacts with alkalis to give hydrogen

Question # 2

White P when boiled with strong solution of caustic soda produces

Question # 3

Permonosulphuric acid is known as

Question # 4

When SO2is passed through acidified K2Cr2O7solution

Question # 5

Tincal is a mineral of:

Question # 6

Which of the following form normal oxide

Question # 7

Sodium should be stored in

Question # 8

Which is litharge or massicot?

Question # 9

Basicity of orthoposphoric acid is

Question # 10

Which of the following sulphates is not soluble in water

Question # 11

Where lime is not used

Question # 12

Which of the following is not the reactions of lithium

Question # 13

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 # 14

Orthophosphoric acid is

Question # 15

Which of the following compounds is explosive in nature?

Question # 16

Which of the following salt is soluble in water

Question # 17

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

Question # 18

Which element has highest oxidation potential

Question # 19

Which is used to remove air bubbles form metals?

Question # 20

Bond angle is minimum for

Question # 21

NaHCO3is commonly called

Question # 22

Dipole moment of CO molecule is:

Question # 23

Which has soapy touch?

Question # 24

The oxide of beryllium is

Question # 25

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

Question # 26

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 # 27

Which of the element is not alkali metal

Question # 28

Which of the following are electropositive in nature

Question # 29

Phosphine is not obtained by the reaction when

Question # 30

Marble is chemically

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Solvay process is used in the manufacture of
A. Na2CO3
B. NaHCO3
C. CaCl2
D. All
2 Which of the element is not an alkaline earth metal
A. Beryllium
B. Strontium
C. Barium
D. Caesium
3 ______ is used in breathing equipments for mountaineers and in space craft
A. Li2O
B. BeO
C. N2
D. KO2
4 The most acidic of the following compounds is
A. P2O3
B. Sb2O3
C. B2O3
D. As2O3
5 Commercial common salt becomes slight damp on storing because
A. Common salt is hygroscope
B. Common salt contains some impurity, which is hygroscopic
C. Salt in efflorescent
D. Salt is crystalline
6 The ore CaSO42H2O has the general name
A. Gypsum
B. Dolomite
C. Calcite
D. Epsom salt
7 Which of the following compound is industrially prepared by the electrolysis of solution of NaCl
A. Na2CO3
B. NaHCO3
C. NaOH
D. NaOCl
8 The oxide of beryllium is
A. Acidic
B. Amphoteric
C. Superoxide
D. Basic
9 Which colour is imparted by sodium
A. Yellow
B. Violet
C. Red
D. Crimson
10 Calcium carbide reacts with water to produce
A. Acetylene
B. Methane
C. Ethylene
D. Ethane

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