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

Gypsum is a common mineral of

Question # 2

The element caesium bears resemblance with

Question # 3

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

Question # 4

The oxyacids of phosphorus in which phosphorus has the lowest oxidiation state is

Question # 5

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

Question # 6

Hybridized in oxygen is:

Question # 7

White phosphorus is

Question # 8

Pb has inert pair of electrons:

Question # 9

Oleum is

Question # 10

Which is used to remove air bubbles form metals?

Question # 11

Which property is not present in Al?

Question # 12

Which is not the form of silica?

Question # 13

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

Question # 14

Which of the following phosphorus is most reactive?

Question # 15

Which of the following is acidic?

Question # 16

Polyanion formation is maximum in

Question # 17

Which of the following is not the reactions of lithium

Question # 18

BiCl3on hydrolysis forms a white precipitate of

Question # 19

Each of the following is true of white and red phosphours except that they

Question # 20

Which of the following compounds is explosive in nature?

Question # 21

The most acidic of the following compounds is

Question # 22

A compound used as eye wash:

Question # 23

Which of the following sulphates has the highest solubility in water

Question # 24

Which oxide of nitrogen is obtained on heating ammonium nitrate at 250° C?

Question # 25

Permonosulphuric acid is known as

Question # 26

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

Question # 27

In a group IIA from top to bottom as the atomic number increases, there is regular decreases in

Question # 28

NaHCO3is commonly called

Question # 29

Sodium hexametaphophate is known as

Question # 30

Which of the following is lighter

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Which of the following is a tetrabasic acid?
A. ORthophosphoric acid
B. Hyposphosphorus acid
C. Metaphosphoric
D. Pyrophosphoric acid
2 Crystalline form of sulphur stable at room temperature is
A. Rhombic sulphur
B. Monoclinic sulphur
C. Plastic sulphur
D. Prismatic sulphur
3 Hypo is used in photography for
A. Developing picture
B. Picture printed
C. The colour of picture
D. The fixation of picture
4 Which of the following is not the reactions of lithium
5 Which of the following fluorides does not exists?
A. NF5
B. PF5
C. AsF5
D. SbF5
6 The structure of white phosphorus is
A. Square planar
B. Pyramidal
C. Tetrahedral
D. Trigonal planer
7 Which colour is imparted by sodium
A. Yellow
B. Violet
C. Red
D. Crimson
8 The alkali metals form
A. Ionic bond
B. Covalent bond
C. Co-ordinate bond
D. H-bond
9 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
10 Phosphide ion has the electronic structure similar to that of
A. Nitride ion
B. Fluoride ion
C. Sodium ion
D. Chloride ion

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