Chemistry 9 Past Papers 2019 MCQs Tests

Federal Board, FBISE Chemistry 9 Past Papers 2019 MCQs Tests are available on this page. There are two Chemistry papers conducted in 2019, the one is taken within Pakistan and the second paper is an overseas paper. MCQs Tests for both papers are given below. Chapter-wise MCQs Tests of Chemistry 9 are available HERE.

Past Paper 2019 (Local)
Practice MCQs Test

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Class 9 Chemistry
Past Paper 2019L MCQs
Practice Test

1 / 12

If molar mass of a compound is 90 g/mole, the number of its moles containing 3.011×10²³ molecules will be:

1.5

0.5

4.5

3.0

2 / 12

An aqueous solution can dissolve 25 g of a solid at 25°C. If someone dissolves 20g of this solid in water at 25°C then this solution will be called:

Saturated solution

Unsaturated solution

Supersaturated solution

Solution of liquid in liquid

3 / 12

The equation V/T = Constant is the mathematical expression of:

Law of diffusion

Avogadro’s law

Charles’s law

Boyle's law

4 / 12

If you move from left to right in a period of periodic table, which of the following will NOT change?

Atomic radius

Nuclear charge

Shielding effect

Atomic mass

5 / 12

Which of the following oxides is the most basic oxide?

MgO

BaO

SrO

CaO

6 / 12

Which of the following is the reaction taking place at anode?

Cr → Cr⁺³ + 3e^-

Zn⁺² + 2e^- → Zn

Pb + Cl₂ → PbCl₂

2H₂ + O₂ → 2H₂O

7 / 12

Gain of electrons and loss of oxygen is called:

Neutralization reaction

Oxidation

Redox reaction

Reduction

8 / 12

The melting point and boiling point of water are higher due to:

Its higher density

Its covalent nature

Hydrogen bonding

Its higher molecular mass

9 / 12

A chemist dissolves 15g of NaCl in 85g of H₂O. This solution is:

85% m/m NaCl solution

15% m/v NaCl solution

15% m/m NaCl solution

15% v/v NaCl solution

10 / 12

The direct conversion of a solid into vapours is called:

Sublimation

Boiling

Evaporation

Melting

11 / 12

The bond which is formed by complete transfer of electrons from one atom to another is called:

Co-ordinate bond

Hydrogen bond

Covalent bond

Ionic bond

12 / 12

The correct electronic configuration of Mg is:

1s² 2s² 2p6⁶ 3s² 3p⁶ 4s¹ 3d⁵

1s² 2s² 2p⁴ 3s⁴

1s² 2s² 2p6⁶ 3s² 3p⁶ 4s² 3d⁴

1s² 2s² 2p⁶ 3s²

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Past Paper 2019 (Overseas)
Practice MCQs Test

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Class 9 Chemistry
Past Paper 2019O MCQs
Practice Test

1 / 12

The volume of a 0.5 M solution of hydrochloric acid containing its 2 moles is:

2 dm³

0.4 dm³

4.0 dm³

0.5 dm³ 

2 / 12

What is the reducing agent in the following reaction?
CuO + H₂ →  Cu + H₂O

H₂

CuO

H₂O

Cu

3 / 12

Which of the following is the correct empirical formula of C₆H₄O(NO₂)₃?

C₆H₄O₇N₃

C₃H₂O₃N₂

C₃H₄O₃N

C₃H₂O₇N₃

4 / 12

The covalent bond is formed by:

Mutual sharing of an electron pair by two atoms

Donating an electron pair by one atom

Complete transfer of electrons

Accepting electron pair by one atom

5 / 12

Galvanizing is:

Coating with Cu

Coating with Zn

Coating with Cr

Coating with Sn

6 / 12

The aqueous solutions of ionic compounds conduct electricity due to:

Their high density

Their strong ionic bonds

Free movement of their ions in solution

Crystalline structure

7 / 12

Which of the following is the opposite of melting?

Freezing

Evaporation

Sublimation

Boiling

8 / 12

A liquid boils when its vapour pressure becomes equal to:

360 torr

76 mmHg

101.325kPa

0.5 atm

9 / 12

A 100 gram solution contains 25 grams of a solute. This solution will be called:

25% solution of that solute

125% solution of that solute

175% solution of that solute

75% solution of that solute

10 / 12

Which of the following oxides is amphoteric oxide?

MgO

Na₂O

SO₂

Al₂O₃

11 / 12

Which of the following is a defect of Rutherford atomic model?

Electrons do not fall into the nucleus

Electrons are negatively charged

Most of the space in atom is empty

Most of the mass is present in nucleus

12 / 12

Which of the following property of halogens is maximum among the members of their period?

Electropositivity

Shielding effect

Electronegativity

Atomic radius

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