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 property is not present in Al?

Question # 2

Marble is chemically

Question # 3

Which of the following is the hardest metal among following

Question # 4

Sodium forms largely

Question # 5

Electron affinity of sulphur is

Question # 6

Alkaline earth metals posses two electrons in their outermost

Question # 7

Baking powder has which one of the following formula

Question # 8

Alkali metals react violently with halogens to form

Question # 9

Which is used to remove air bubbles form metals?

Question # 10

Phosphide ion has the electronic structure similar to that of

Question # 11

Sulphuric acid reacts with PCl5to give

Question # 12

The structure of white phosphorus is

Question # 13

Polyanion formation is maximum in

Question # 14

Which is an essential constituent of chlorophyll

Question # 15

When sulphur is boiled with Na2SO3solution, the compound formed is

Question # 16

Which of the following element is most reactive

Question # 17

NaHCO3is prepared by

Question # 18

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

Question # 19

The ore CaSO42H2O has the general name

Question # 20

______ is used in breathing equipments for mountaineers and in space craft

Question # 21

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

Question # 22

______ reacts with alkalis to give hydrogen

Question # 23

Which of the following form normal oxide

Question # 24

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

Question # 25

The element which has a simple cubic lattice in solid state is

Question # 26

Which element has highest oxidation potential

Question # 27

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

Question # 28

Sodium hexametaphophate is known as

Question # 29

Which of the following has highest dipole moment?

Question # 30

Which of the following salt is soluble in water

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ECAT Chemistry Chapter 14 Important MCQ's

Sr.# Question Answer
1 Which will have the maximum value of heat of hydration
A. Na+
B. Cs+
C. Ba+2
D. Mg+2
2 Gypsum is a common mineral of
A. Magnesium
B. Strontium
C. Calcium
D. Barium
3 Density of aluminium is (g cm-3):
A. B
B. Al
C. Si
D. Ge
4 The metal with highest electrical resistance at room temperature is
A. Pb
B. Te
C. Po
D. Fe
5 Which of the following is lighter
A. Li
B. k
C. Na
D. Ca
6 Which has soapy touch?
A. Na2B4O7
B. H3BO3
C. Ca2B6O11
D. HBO2
7 A compound used as eye wash:
A. Borax
B. Boric acid
C. Metabolic acid
D. Pyroboric acid
8 The structure of white phosphorus is
A. Square planar
B. Pyramidal
C. Tetrahedral
D. Trigonal planer
9 The electrolytic cell used for the production of metallic sodium is known as
A. Down's cell
B. Solvary's cell
C. Haber's cell
D. None of these
10 Which of all following compound is not possible

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