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

  • Total Questions30

  • Time Allowed30

Start Test Download PDF

ECAT Chemistry Chapter 16 The Halogens and The Noble Gases

00:00
Question # 1

Molecule of halogens exist as

Question # 2

Halogens are called.

Question # 3

The only non-metal in liquid form is

Question # 4

I2O5is used for quantitative study of

Question # 5

Colour of Iodine is

Question # 6

Which of the following hydrogen halide is the weakest acid in solution?

Question # 7

Which has complete valence shell?

Question # 8

Which is used as cooling medium in nuclear reactors?

Question # 9

A property which differs fluorine from the other halogens?

Question # 10

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 # 11

Radioactive element in halogens is

Question # 12

Chlorine heptoxide (Cl2O7) reacts with water to form

Question # 13

Used in tooth pastes is

Question # 14

Smell of halogens is:

Question # 15

Astatine belongs to group

Question # 16

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

Question # 17

Astatine belongs to group:

Question # 18

Oxidation state of fluorine is:

Question # 19

Corrosion proof parts of machinery are prepared from

Question # 20

Which is the strongest acid?

Question # 21

Colour of chlorine is

Question # 22

Chlorin heptoxide reacts with water to form:

Question # 23

Hydrogen bond is the strongest between the molecules of:

Question # 24

Which compound of noble gas xenon can be prepared?

Question # 25

The most reactive elements are:

Question # 26

Which halogen has maximum Van-der Waal's forces?

Question # 27

Which is used in arc welding and cutting?

Question # 28

Bleaching powder is prepared by the reaction of Cl2 with.

Question # 29

Bleaching powder may be produced by passing chlorine over

Question # 30

Colour of fluorine gas is

Submit

Prepare Complete Set Wise ECAT Chemistry Chapter 16 The Halogens and The Noble Gases MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Chemistry Chapter 16 The Halogens and The Noble Gases MCQ`s Test

  • A
    Arian Ahmed 08 - Mar - 2024 00 Min 03 Sec 120/120
  • J
    Jiya Khan 27 - Feb - 2024 02 Min 27 Sec 120/120
  • N
    Naima Kausar 13 - Mar - 2023 03 Min 10 Sec 120/120
  • T
    TETO Teto 13 - Mar - 2023 01 Min 24 Sec 115/120
  • T
    Tasawar Hussain 27 - May - 2024 02 Min 04 Sec 115/120
  • N
    Nasreen Sardar 10 - Jun - 2023 05 Min 14 Sec 115/120
  • K
    Khudeeja Iftikhar 12 - Mar - 2024 02 Min 57 Sec 110/120
  • K
    Khan Abdullah Asghar Mahmood 28 - Feb - 2024 03 Min 20 Sec 110/120
  • M
    Muhammad Sabtain Umar 11 - Mar - 2023 01 Min 59 Sec 105/120
  • M
    Maha Musharaf 24 - Mar - 2023 02 Min 43 Sec 105/120
  • M
    Mehak Javaid 23 - Mar - 2024 11 Min 19 Sec 105/120
  • N
    Nayab Shahzad 02 - Mar - 2024 12 Min 29 Sec 105/120
  • U
    Unaiza Usman 15 - Feb - 2024 02 Min 40 Sec 100/120
  • D
    Daim Ali 05 - Dec - 2023 02 Min 26 Sec 95/120
  • A
    Azeema Siddique Muhammad Siddique 06 - Mar - 2024 02 Min 39 Sec 95/120

ECAT Chemistry Chapter 16 Important MCQ's

Sr.# Question Answer
1 Smell of halogen is
A. Fruity
B. Sweet
C. Irritating
D. Rotten egg
2 Used in tooth pastes is
A. Fluorides
B. Iodides
C. halides
D. nitrides
3 Which noble gas is used in mixture used for breathing by divers?
A. Cl2
B. NH3
C. CO2
D. He
4 The available chlorine is bleaching power is
A. 25-30%
B. 30-35%
C. 35-40%
D. 40-45%
5 Gaseous HF exists in the form of
A. Monomers
B. Cyclic hexames
C. As single entity
D. Both (a) and (b)
6 Colour of Iodine is
A. Pale yellow
B. Greenish yellow
C. Red brown
D. Greyish black
7 Bleaching powder may be produced by passing chlorine over
A. Calcium carbonate
B. Hydrated calcium sulphate
C. Anhydrous calcium sulphate
D. Calcium hydroxide
8 Oxidation state of fluorine is:
A. +1
B. +2
C. -1
D. -2
9 Which halogen will react spontaneously with Au(s)to produce Au3++
A. Br2
B. F2
C. I2
D. Cl2
10 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

Test Questions

Is this page helpful?