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 electronic configuration corresponds to an element of Group ||Z-A of the periodic table?

Question # 2

The element caesium bears resemblance with

Question # 3

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

Question # 4

Silicon atom is hybridized:

Question # 5

The ore CaSO42H2O has the general name

Question # 6

What is chrome yellow?

Question # 7

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

Question # 8

When a colourless gas is passed through bromine water only decolourisation takes place the gas is

Question # 9

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

Question # 10

______ is called milk of magnesia

Question # 11

Corrundam is ore of:

Question # 12

Which of the following oxides is peroxide?

Question # 13

NaHCO3is commonly called

Question # 14

Which element forms an iron with charge 3+?

Question # 15

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

Question # 16

Sodium hexametaphophate is known as

Question # 17

Al is the most element in earth crust:

Question # 18

Which has soapy touch?

Question # 19

Which of all following compound is not possible

Question # 20

Heavy water is obtained by

Question # 21

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 # 22

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

Question # 23

Which of the following sulphates is not soluble in water

Question # 24

A compound used as eye wash:

Question # 25

Which of the following is a tetrabasic acid?

Question # 26

Sodium should be stored in

Question # 27

Lithium reacts with air to form

Question # 28

Electron affinity of sulphur is

Question # 29

The chemical formula of Trona is

Question # 30

Which is an essential constituent of chlorophyll

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Which colour is imparted by sodium
A. Yellow
B. Violet
C. Red
D. Crimson
2 Which of the following is a tetrabasic acid?
A. ORthophosphoric acid
B. Hyposphosphorus acid
C. Metaphosphoric
D. Pyrophosphoric acid
3 The formula of lime stone is
A. CaCl2
B. MgCO3
C. Na2CO3
D. CaCO3
4 Which one of the following does not belong to alkaline earth metals
A. Be
B. Ra
C. Ba
D. Rn
5 Which of the following is the hardest metal among following
A. Li
B. Na
C. Rb
D. K
6 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
7 When SO2is passed through acidified K2Cr2O7solution
A. The solution turns blue
B. The solution is decolourised
C. SO2is reduced
D. Green Cr2(SO4)3is formed
8 Which is used in navigational equipments?
A. B
B. Be
C. Mg
D. Al
9 Down's cell is used to prepare
A. Sodium carbonate
B. Sodium bicarbonate
C. Sodium metal
D. Sodium hydroxide
10 Sodium hexametaphophate is known as
A. Calgon
B. Permutite
C. Natalite
D. Nitrolim

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