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4th Chapter

12th Class Chemistry Chapter 4 Test

Here you can prepare 12th Class Chemistry Chapter 4 Group VA and VIA Elements Test. Click the button for 100% free full practice test.

Second Year Chemistry Chapter 4 Online MCQ Test for 2nd Year Chemistry Chapter 4 Group VA and VIA Elements Preparation

This online test contains MCQs about following topics:.

- Group VA Elements Introduction - Nitrogen and its Compounds - Phosphorus and its Compounds - Group VIA Elements - Sulphuric Acid (H2SO4)

FSC Part 2 Chemistry Ch 4 Test
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Second Year Chemistry Chapter 4 Online MCQ Test for 2nd Year Chemistry Chapter 4 Group VA and VIA Elements Preparation

Sr. # Questions Answers Choice
1 The brown gas formed when metal reduces HNO3 is
  • A. N2O5
  • B. N2O3
  • C. NO2
  • D. NO
2 Sulphuric acid acts as dehydrating agent in its reaction with.
  • A. Sodium chloride
  • B. Potassium nitrate
  • C. Copper
  • D. Ethyl alcohol
3 Laughing gas is chemically
  • A. NO
  • B. NO<sub>2</sub>
  • C. N<sub>2</sub>O
  • D. N<sub>4</sub>O<sub>4</sub>
4 The reaction between Cu and conc. H2SO4 produces
  • A. SO3
  • B. SO2
  • C. H2
  • D. Cu + ions
5 In aqua regia, the ratio of conc. HCl to Conc. HNO3 is
  • A. 1 : 1
  • B. 2 :1
  • C. 1:2
  • D. 3 : 1
6 Each of the following is true for white and red phosphorus except one.
  • A. Both are soluble in CCl4
  • B. Both can be oxidized by heating in air
  • C. Both consists of same kind of atoms
  • D. Both can be converted into each other
7 Which of the following specie has the maximum number of unpaired electrons.
  • A. O2
  • B. O2+
  • C. O2-
  • D. O2<sup>-2</sup>
8 Most likely product formed when formic acid is dehydrated in the presence of conc. H2SO4 is.
  • A. CO2 and H2O
  • B. CO, CO2 and H2O
  • C. CO2 and H2
  • D. CO and H2O
9 The composition of oleum is.
  • A. H2SO4
  • B. H2S2O3
  • C. H2S2O7
  • D. H2S3O7
10 When concentrated H2SO4 and solid sodium chloride react together at room temperature the product are.
  • A. Two salts only
  • B. A salt and a base
  • C. A salt and an acid
  • D. A salt and water

Top Scorers of Chemistry Fsc Part 2 Chapter 4 Online Test

A

Aneeq Chattha

Lahore16 - Jan - 2024

16/17
31 Sec
Q

Qandeel Habib

Lahore14 - Jan - 2024

16/17
05 Mins 57 Sec
Q

Qandeel Habib

Lahore14 - Jan - 2024

16/17
05 Mins 57 Sec
Q

Qandeel Habib

Lahore14 - Jan - 2024

16/17
05 Mins 57 Sec
A

Aneeq Chattha

Lahore16 - Jan - 2024

15/17
41 Sec
A

Aneeq Chattha

Lahore16 - Jan - 2024

15/17
01 Mins 02 Sec
A

Anam Mubarik

Lahore12 - Dec - 2023

15/17
04 Mins 28 Sec
A

Aneeq Chattha

Lahore16 - Jan - 2024

14/17
47 Sec
A

Aneeq Chattha

Lahore16 - Jan - 2024

14/17
52 Sec
A

Abdul Had Hadi

Lahore04 - Dec - 2023

14/17
03 Mins 12 Sec
A

Ahmadghous Ahmadghous

Lahore08 - Feb - 2024

14/17
04 Mins 37 Sec
A

Aneeq Chattha

Lahore16 - Jan - 2024

13/17
54 Sec
A

Aneeq Chattha

Lahore16 - Jan - 2024

13/17
01 Mins 15 Sec
M

Muhammad Abbas

Lahore18 - Dec - 2023

13/17
02 Mins 08 Sec
Z

Zeeshan Mubark Ale

Lahore13 - Dec - 2023

13/17
02 Mins 11 Sec

Share your comments questions here
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  • G

    Guest User

    13 Dec 2019

    ye federal ke book se hai

    Like
    Reply
  • M.Waqas Malik

    05 May 2019

    This test is not favourable

    Like
    Reply
  • Kainat Ishfaq

    04 May 2019

    Need to add more mcqs in exams point of view

    Like (1)
    Reply
  • S

    Saima

    16 Nov 2018

    no of mcqs should be increase atleast 40 to 50 mcqs should be there in one test that may help us to prepare for entry test of uni

    Like
    Reply
  • A

    Asfand

    23 Aug 2017

    test is out of book

    Like
    Reply
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