ECAT Pre Engineering Chemistry Chapter 16 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 16 The Halogens and The Noble Gases

Try The MCQ's Test For ECAT Chemistry Chapter 16 The Halogens and The Noble Gases

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ECAT Chemistry Chapter 16 The Halogens and The Noble Gases

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Question # 1

An element that has a high ionization energy and tends to be chemically inactive would most likely to be:

Question # 2

The compound with cyclic hexamer is

Question # 3

Colour of fluorine gas is

Question # 4

the anhydride of HCIO4is

Question # 5

Which halogen will react spontaneously with Au(s)to produce Au3++

Question # 6

Perchloric acid can be stored in solution form

Question # 7

Colour of bromine is

Question # 8

Which compound of noble gas xenon can be prepared?

Question # 9

Which halogen has Iustrous shining?

Question # 10

Chlorin heptoxide reacts with water to form:

Question # 11

Noble gases in the atmosphere are

Question # 12

Which is volatile liquid?

Question # 13

Non sticking coating in cooking utensils is done by

Question # 14

I2O5is used for quantitative study of

Question # 15

Which is present as a result of radioactive decay on earth?

Question # 16

The most reactive elements are:

Question # 17

Which of the following represents the correct electronic configuration of the outermost energy level of an element of zero (VIIA) group in the ground state?

Question # 18

The strongest acid is

Question # 19

Bleaching powder is prepared by the reaction of Cl2 with.

Question # 20

The most reactive elements are

Question # 21

Hydrogen bond is the strongest between the molecules of:

Question # 22

Angle is OF2is

Question # 23

Gaseous HF exists in the form of

Question # 24

A property which differs fluorine from the other halogens?

Question # 25

Noble gases are placed in group

Question # 26

The strongest hydrogen bond is in

Question # 27

Bleaching powder is agent:

Question # 28

Hydrogen bond is the strongest between the molecules of

Question # 29

Halogens are called

Question # 30

Halogens are called.

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ECAT Chemistry Chapter 16 Important MCQ's

Sr.# Question Answer
1 The only non-metal in liquid form is
A. S
B. Cl
C. Br
D. P
2 Halogens are called.
A. salt former
B. Light bearing
C. copper forming
D. None of these
3 Perchloric acid can be stored in solution form
A. 47%
B. 57%
C. 67%
D. 77%
4 the anhydride of HCIO4is
A. CIO3
B. ClO2
C. Cl2O5
D. Cl2O7
5 Corrosion proof parts of machinery are prepared from
A. Iron
B. Copper
C. Plastic
D. Teflon
6 A property which differs fluorine from the other halogens?
A. Direct combination with inert gases
B. Uninegative
C. Diatomic
D. ns2 , np5
7 Oxidation state of fluorine is
A. +1
B. +2
C. -1
D. -2
8 Molecule of halogens exist as
A. Monatomic
B. Diatomic
C. Triatomi
D. Polyatomic
9 An element that has a high ionization energy and tends to be chemically inactive would most likely to be
A. an alkali metal
B. a transition element
C. a noble gas
D. a halogen
10 Smell of halogens is:
A. Fruity
B. Sweet
C. Irritating
D. Rotten egg

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