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 element caesium bears resemblance with

Question # 2

Bond angle is minimum for

Question # 3

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

Question # 4

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 # 5

Which of the following is not the reactions of lithium

Question # 6

Baking powder has which one of the following formula

Question # 7

P2O5is heated with water to give

Question # 8

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

Question # 9

Alkaline earth metals posses two electrons in their outermost

Question # 10

Which is used in navigational equipments?

Question # 11

S-block elements consist of

Question # 12

Which of the element is not an alkaline earth metal

Question # 13

The alkali metals form

Question # 14

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 # 15

White P when boiled with strong solution of caustic soda produces

Question # 16

Which element forms an iron with charge 3+?

Question # 17

When SO2is passed through acidified K2Cr2O7solution

Question # 18

Which of the following sulphates is not soluble in water

Question # 19

CaC2on hydrolysis form

Question # 20

Polyanion formation is maximum in

Question # 21

Which of the following fluorides does not exists?

Question # 22

NaHCO3is commonly called

Question # 23

Basicity of orthoposphoric acid is

Question # 24

Al is the most element in earth crust:

Question # 25

Gypsum is a common mineral of

Question # 26

Which of the following is a tetrabasic acid?

Question # 27

The formula of lime stone is

Question # 28

Which of the following compounds is explosive in nature?

Question # 29

In the earth crust sodium is

Question # 30

The chemical formula of gypsum is

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 NaHCO3is commonly called
A. Soda ash
B. Baking soda
C. Washing soda
D. None of these
2 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
3 The chemical formula of magnesite is
A. MgCl2
B. Mg(HCO3)2
C. MgCO3
D. None of these
4 Sodium should be stored in
A. Air free from moisture
B. Air free form carbon dioxide
C. Under water
D. Under kerosene oil
5 Borax is a common mineral of alkali metal sodium. Its formula is
A. Na2B4O7
B. Na2,B4O7. 10H2O
C. Na2B3O6. 10H2O
D. Na2B4O7- 5H2O
6 Gypsum is applied to the soil to provide calcium and
A. Oxygen
B. Nitrogen
C. Phosphorous
D. Sulphur
7 Phosphorus pentoxide finds use as
A. An oxidizing agent
B. A reducing agent
C. A bleaching agent
D. A dehydrating agent
8 The ore CaSO42H2O has the general name
A. Gypsum
B. Dolomite
C. Calcite
D. Epsom salt
9 The oxidation number of each element of group l-A is
A. 0
B. +1
C. +2
D. -1
10 Which one of the following equations represent the reaction that occurs when calcium nitrate is heated strongly

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