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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 NH4NO3 on heating at 200 <sup>o</sup>C changes to
  • A. N2O
  • B. NO
  • C. NO2
  • D. N2O4
2 Out of all the elements of group VA, the highest ionization energy is possessed by
  • A. N
  • B. As
  • C. Sb
  • D. Bi
3 What is %age of calcium phosphate in bone ash
  • A. 20
  • B. 40
  • C. 80
  • D. 60
4 The brown gas formed, when metal reduce HNO<sub>3</sub>
  • A. NO
  • B. NO<sub>2</sub>
  • C. N<sub>2</sub>O<sub>3</sub>
  • D. N<sub>2</sub>O<sub>5</sub>
5 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
6 Arsenic impurities in contact process are removed.
  • A. By prolong heating the gases
  • B. By treatment with Fe(OH)3
  • C. In scrubbing tower
  • D. In absorption tower
7 Which one of the following oxide is brown in colour.
  • A. NO
  • B. NO2
  • C. N2O
  • D. N2O3
8 Which form of phosphorus is more stable.
  • A. White
  • B. Red
  • C. Black
  • D. Both a and b
9 In pyrite burner, the gas produced is.
  • A. SO3
  • B. SO2
  • C. CO2
  • D. NO
10 Which statement is incorrect about H2SO4
  • A. Dehydration agent
  • B. dibasic acid
  • C. Oxidizing agent
  • D. Reducing agent

Top Scorers of Chemistry Fsc Part 2 Chapter 4 Online Test

S

Saira Khan

Lahore05 - Oct - 2022

15/17
02 Mins 25 Sec
F

Farzana Bibi

Lahore13 - Nov - 2022

15/17
03 Mins
S

Saira Khan

Lahore05 - Oct - 2022

14/17
02 Mins 21 Sec
F

Farzana Bibi

Lahore13 - Nov - 2022

14/17
04 Mins 53 Sec

Asif Z

Bahawalpur08 - Nov - 2022

13/17
10 Mins 50 Sec
H

Hubashiya Ashraf

Lahore04 - Sep - 2022

12/17
02 Mins 10 Sec
N

Nimra Afsheen

Lahore08 - Sep - 2022

12/17
03 Mins 49 Sec

Asif Z

Bahawalpur08 - Nov - 2022

12/17
10 Mins 50 Sec
H

Hubashiya Ashraf

Lahore04 - Sep - 2022

11/17
02 Mins 11 Sec
F

Farzana Bibi

Lahore13 - Nov - 2022

11/17
02 Mins 38 Sec
S

Saira Khan

Lahore17 - Sep - 2022

11/17
03 Mins 53 Sec
H

Hubashiya Ashraf

Lahore04 - Sep - 2022

10/17
02 Mins 53 Sec
H

Hubashiya Ashraf

Lahore04 - Sep - 2022

9/17
02 Mins 30 Sec
S

Sheema Akram

Lahore25 - Nov - 2022

9/17
03 Mins 23 Sec
M

MUHAMMAD AHMAD

Lahore28 - Sep - 2022

9/17
04 Mins 31 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
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