Class 9 Chemistry 2021 Supp MCQs Test

ByMuhammad Shayan Saeed May 21, 2023May 21, 2023

Federal Board, FBISE Class 9 Chemistry 2021 Supp MCQs Test available on this page. Chapter-wise MCQs Tests of Class 9 Computer Science are available HERE.

Class 9 Chemistry 2021 Supp MCQs Test

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Class 9 Chemistry
2021 Supp
Practice MCQs Test

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1. The elements of groups IIIA-VIIIA are called:

a) P-Block

b) Transition elements

c) Noble gases

d) S-Block

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2. What is the formula mass of CaCl₂?

a) 111 amu

b) 40 amu

c) 75.5 amu

d) 71 amu

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3. Identify covalent compounds:

a) CaCl₂

b) HCl

c) NaCl

d) AlCl₃

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4. Arrangement of electrons in subshells is done by using:

a) Auf Bau’s Principle

b) Rutherford’s Theory

c) Dalton’s Theory

d) Bohr’s Theory

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5. Consider the following reaction:
H₂S+Cl₂→2HCl+S
Which of the following statement is true about above reaction?

a) Cl₂ is oxidized

b) H₂S is oxidizing agent

c) H₂S is reduced

d) H₂S is reducing agent

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6. Copy -

Number of periods in the periodic table are:

a) 5

b) 8

c) 7

d) 16

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7. Which of the following is not an electrolyte?

a) NaCl

b) KC

c) KOH

d) Glucose

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8. From the given atomic number identify atom which will form cation.

a) 17

b) 15

c) 20

d) 18

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9. Which of the following is NOT a compound?

a) Copper sulphate

b) Air

c) Ammonia

d) Water

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10. A liquid boils when the vapour pressure becomes equal to:

a) 2atm

b) 760cmHg

c) 1 Pa

d) 101.325 KPa

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11. Which of the following is the strongest acid?

a) HCl

b) HI

c) HF

d) HBr

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12. A solution of KOH has concentration 56 g/dm³. What is the mass of KOH contained in 500cm³ of this solution?

a) 28 g

b) 56 g

c) 500 g

d) 5.6 g

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