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

Aluminium oxide is:

Question # 2

The chemical formula of chile salt peter is

Question # 3

Which of the following is not the reactions of lithium

Question # 4

Tincal is a mineral of:

Question # 5

Red P can be obtained form white P by

Question # 6

When sulphur is boiled with Na2SO3solution, the compound formed is

Question # 7

The structure of white phosphorus is

Question # 8

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

Question # 9

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 # 10

The chemical formula of Epson salt is

Question # 11

Solvay process is used in the manufacture of

Question # 12

Which of the following statement is not related to Solvay's process of Na2CO3

Question # 13

Electron affinity of sulphur is

Question # 14

Lithium reacts with air to form

Question # 15

Hybridized in oxygen is:

Question # 16

Permonosulphuric acid is known as

Question # 17

What is chrome yellow?

Question # 18

Which of the following is the hardest metal among following

Question # 19

The chemical formula of Trona is

Question # 20

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

Question # 21

Which of the element is not an alkaline earth metal

Question # 22

Which is used to remove air bubbles form metals?

Question # 23

The silver bromide in hypo (Na2S2O3) solution is

Question # 24

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 # 25

Which of the following is a tetrabasic acid?

Question # 26

Potassium superoxide has a use in breathing equipment in space crafts. The balanced equation for the reaction is

Question # 27

Identify the incorrect statement with respect to ozone

Question # 28

Chemical composition of colemnite is:

Question # 29

Which one of the following does not belong to alkaline earth metals

Question # 30

Plaster of pares is obtained by heating

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 ______ reacts with alkalis to give hydrogen
A. Be
B. Mg
C. Ca
D. None
2 Which of the following are electropositive in nature
A. Alkali metals
B. Alkaline earth metals
C. Halogens
D. Alkali and alkaline earth metals
3 The oxide of beryllium is
A. Acidic
B. Amphoteric
C. Superoxide
D. Basic
4 Crystalline form of sulphur stable at room temperature is
A. Rhombic sulphur
B. Monoclinic sulphur
C. Plastic sulphur
D. Prismatic sulphur
5 Plaster of pares is obtained by heating
A. Gypsum
B. Epsom
C. Lime stone
D. Dolomite
6 The element caesium bears resemblance with
A. Ca
B. Cr
C. Rubidium
D. None of the above
7 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
8 On alkali and alkaline earth metals down the group, there is decreasing trend in
A. m.p.
B. b.p.
C. Ionization potentiall
D. All of these
9 Which of the element is not an alkaline earth metal
A. Beryllium
B. Strontium
C. Barium
D. Caesium
10 Lime, calcium oxide, is used in agriculture for
A. Adding ca metal in soil
B. Making soil acidic
C. Neutralizing acidic soil
D. Adding oxygen to soil

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