2nd Year Chemistry MCQs Chap No.4 Group VA & VIA Elements

CHEMISTRY 2nd Year MCQs CHAPTER NO.4 Group V-A & Group VI-A Elements Online MCQs Board, MDCAT, UHS, PMC & ECAT Exam Preparation

CHEMISTRY – 2nd Year
Chapter Name : Group V-A & Group VI-A Elements
Chapter No. 4
Multiple Choice Questions
Note : All MCQ’s selected in this test are from OLD F.Sc. board , UHS and PMC(Pakistan Medical Commission) Islamabad Papers.








Book Name :  CHEMISTRY
Chapter No.  4
Chapter Name : Block Elements
Total MCQ from Text Book :  47
Book Version  :
2021

Published By : Punjab Text Book Board Lahore
Approved By : Govt of the Punjab and Federal Ministry for Education
Test Type : MCQ’s
Exam conduct By : Inter Boards of Sindh, KPK, Balochistan, AJK, Gilgit Baltistan, Punjab & Federal
Class / Grade  : 12 ( F.Sc. Intermediate)
Total Marks : 47
Total Time :   47 minutes




58

GRADE 12 - CHEMISTRY - CHAPTER NO. 4 - Group V-A & Group VI-A Elements

GRADE 12 - CHEMISTRY - CHAPTER NO. 4 - Group V-A & Group VI-A Elements

1 / 47

Out of all the elements of group VA, the highest melting and points is shown by the element. (DGK 2019 GII)

2 / 47

In silicon dioxide, each silicon atom is tetrahedrally bonded to four oxygen atoms and each oxygen atom is bonden to two silicon atoms. The ratio of silicon to oxygen atoms is:

3 / 47

SO3 is not absorbed in water directly to from H2SO4 because (GRW 2015)

4 / 47

Which of the following does not occur in Free State?

5 / 47

Arsenic oxides are removed during manufacture of H2SO4 by passing through (SGR 2010)

6 / 47

Which of the following statement is incorrect (DGK 2014) (FSD, GRW 2015)

7 / 47

Among group VA elements, the most electronegatice elements is (FSD 2017) (DGK 2019)

8 / 47

laughing gas is chemically (GRW 2017) (DGK 2018) (LHR 2019) (FSD 2018) (SGD 2018, 2019 GII) (RWP, AJK 2019)

9 / 47

Gold dissolves in aqua regia to form: (BWP 2014) (FSD 2015)

10 / 47

In rhombic sulphur, there are ________ atoms in each molecule?

11 / 47

Formula of laughing gas is

12 / 47

Which of the following has allotropic forms?

13 / 47

SO3 is not absorbed in water directly to from H2SO4 because (GRW 2015)

14 / 47

Ortho Phosphoric acid has melting point: (LHR 2012) (SWL 2013)

15 / 47

The brown gas formed, when metal reduces HNO3 to (SWL, DGK 2017 GII) (RWP 2018)

16 / 47

The geometerical shape of PCl5 is (RWP 2014) (GRW 2016)

17 / 47

Molecular formula of white phosphorus is (BWP 2014) (FSD 2015)

18 / 47

In which of the following the oxidation state of S is the highest?

19 / 47

Which of the following speice has the maximum number of unpaired electron? (DGK 2017) (MTN, BWP 2019 GII)

20 / 47

At 18C the specific gravity of H2SO4 is (MTN 2014)(LHR 2015)

21 / 47

Which one of the following does not have allotropes?

22 / 47

Which catalyst is used in contact process? (GRW 2016) (SGD 2016, 2017) (LHR , MTN 2017, 2018) (AJK 2019) (SWL 2018, 2019)

23 / 47

Sulphur is an essential constituent of (MTN 2015)

24 / 47

Both O2 and O3 are Oxidizing agents but O3 is preferred because:

25 / 47

In rhombic sulphur, there are ________ atoms in each molecule?

26 / 47

The elements whose inorganic minerals are not much abundant in earth crust (RWP 2016)

27 / 47

Laughing gas is (SWL 2016) (GRW 2017) (DGK, FSD, SGD, BWP 2018) (BWP, RWP, SGO, LHR 2019)

28 / 47

Which of these is not an isotope of Phosporus?

29 / 47

Which of the following has allotropic forms:

30 / 47

Bone ash contains (DGK 2009)

31 / 47

Nitric acid can be transported in a container made up of : (LHR 2016)

32 / 47

The brown gas formed, when metal reduces HNO3 to (AJK 2017) (RWP 2018) (MTN 2018 GII) (FSD 2019) (GRW 2019 GII)

33 / 47

Oxidation of NO in air produces (SWL 2015) (LHR 2016) (RWP 2015, 2017) (MTN, SGD 2018) (GRW 2019)

34 / 47

In phophorous one of the 3p electron can be promoted to a vacant 3d orbitals giving: (RWP 2010)

35 / 47

Out of all the elements of group VA, the highest ionization energy is possessed by. (BWP 2017) (MTN 2016, 2019)

36 / 47

The lowest ionization energy is possessed by: (LHR 2018 GII) (SGD 2019 GI)

37 / 47

Oxidation of NO in air produces: (RWP, SGD 2015) (GRW 2019)

38 / 47

Which of the following is not property of phophorus (LHR 2014)

39 / 47

In contact process, the catalyst used for the conversion sulphur dioxide to sulphur trioxide is: (UHS 2011)

40 / 47

In which of the following the oxidation state of S is the highest?

41 / 47

Which of the following gas is evolved when copper reacts with dil, HNO3 ? (RWP 2009)

42 / 47

H3PO3 is:

43 / 47

The catalyst used in contact process is

44 / 47

Which of the following does not occur in Free State?

45 / 47

H2SO4 is used in industries of.

46 / 47

Both O2 and O3 are Oxidizing agents but O3 is preferred because:

47 / 47

Which of the following elements gives acidic oxide? (RWP 2016)

Your score is

The average score is 39%

0%



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