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

Solvay process is used in the manufacture of

Question # 2

Which of the following is acidic?

Question # 3

Commercial common salt becomes slight damp on storing because

Question # 4

Polyanion formation is maximum in

Question # 5

Which of the following salt is soluble in water

Question # 6

HNO2acts as an/a

Question # 7

Which of the following is not the reactions of lithium

Question # 8

Which of the following elements is not present abundantly in earth's crust?

Question # 9

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

Question # 10

______ reacts with alkalis to give hydrogen

Question # 11

Phosphide ion has the electronic structure similar to that of

Question # 12

The ore CaSO42H2O has the general name

Question # 13

Which colour is imparted by sodium

Question # 14

Which element forms an iron with charge 3+?

Question # 15

Heavy water is obtained by

Question # 16

Which of the following sulphates is not soluble in water

Question # 17

Marble is chemically

Question # 18

Sodium forms largely

Question # 19

Hybridized in carbon is:

Question # 20

Phosphine is not obtained by the reaction when

Question # 21

Sodium is never found free in nature because of its

Question # 22

All the elements of oxygen family are

Question # 23

Which of the following elements is most metallic?

Question # 24

Electron affinity of sulphur is

Question # 25

Which one of the following is not an alkali metal

Question # 26

Which of the following fluorides does not exists?

Question # 27

Which is used in navigational equipments?

Question # 28

Al is the most element in earth crust:

Question # 29

NaHCO3is commonly called

Question # 30

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

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Chief ore of aluminium is:
A. Na3AIF6
B. Al2O3.2H2O
C. Al2O3
D. Al2O3 .H2O
2 Which electronic configuration corresponds to an element of Group ||Z-A of the periodic table?
A. 1s, 2s2, 2p6, 3s2, 3p6, 4s2
B. 1s2 , 2s2 , 2p6 , 3s2, 3p1
C. 1s2, 2s2, 2p6
D. 1s2, 2s2, 2p6, 3s2, 3p3
3 Which metal of Group-II A of the periodic Table, will form the least ionic chloride
A. Be
B. Mg
C. Ca
D. Sr
4 CaC2on hydrolysis form
A. CH4
B. C2H4
C. C2H2
D. C6H6
5 Phosphide ion has the electronic structure similar to that of
A. Nitride ion
B. Fluoride ion
C. Sodium ion
D. Chloride ion
6 Which of the following sulphates has the highest solubility in water
A. BaSO4
B. CaSO4
C. MgSO4
D. BeSO4
7 The chemical formula of magnesite is
A. MgCl2
B. Mg(HCO3)2
C. MgCO3
D. None of these
8 Which one of the following does not belong to alkaline earth metals
A. Be
B. Ra
C. Ba
D. Rn
9 ______ is called milk of magnesia
A. NaOH
B. KOH
C. LiOH
D. None
10 Chile saltpetre has the chemical formula
A. NaNO3
B. KNO3
C. Na2B4O7
D. Na2CO3H2O

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