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

1 / 12

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

a) Dalton’s Theory

b) Auf Bau’s Principle

c) Bohr’s Theory

d) Rutherford’s Theory

2 / 12

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

a) H₂S is reducing agent

b) H₂S is oxidizing agent

c) H₂S is reduced

d) Cl₂ is oxidized

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3. Which of the following is the strongest acid?

a) HF

b) HBr

c) HCl

d) HI

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

a) Noble gases

b) Transition elements

c) P-Block

d) S-Block

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5. Which of the following is NOT a compound?

a) Ammonia

b) Copper sulphate

c) Water

d) Air

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6. Copy -

Number of periods in the periodic table are:

a) 16

b) 7

c) 8

d) 5

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

a) 5.6 g

b) 500 g

c) 56 g

d) 28 g

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8. What is the formula mass of CaCl₂?

a) 40 amu

b) 71 amu

c) 111 amu

d) 75.5 amu

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9. Identify covalent compounds:

a) NaCl

b) HCl

c) CaCl₂

d) AlCl₃

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10. Which of the following is not an electrolyte?

a) NaCl

b) KOH

c) KC

d) Glucose

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

a) 101.325 KPa

b) 760cmHg

c) 2atm

d) 1 Pa

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

a) 18

b) 20

c) 17

d) 15

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