10th Class Chemistry Chapter 3 English Medium Online MCQ Test With Answer

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MCQ's Test For Chapter 16 "Organic Chemistry"

Try The MCQ's Test For Chapter 16 "Organic Chemistry"

  • Total Questions12

  • Time Allowed15

Organic Chemistry

00:00
Question # 1

in the electrolysis of connected sodium chloride , which gas is released at the anode.

Question # 2

Under standard conditions, Daniel cell prduced a voltage of around.

Question # 3

Galvanization involves coating iron with a thin layer of which metal.

Question # 4

What is teh oxidation number of hydrogen in a metal hydride like NaH?

Question # 5

What is teh by product of a hydroen oxygen fuel cell.

Question # 6

A Gavanic cell converts the chemical energy into.

Question # 7

During electroysis, reduction alwyas occurs at the.

Question # 8

Which of the following is the correct formula for aluminum sulphate.

Question # 9

Which of there is a common by-product of a hydrogen-oxygen fuel cell.

Question # 10

When aqueios CuSO4 is electrolyzed using inert ,electrodes, what gas is produced at the anode.

Question # 11

What is the  oxidation numebr of sulfur  in H2SO4?

Question # 12

When as aqueous solutin of copper II sulfate is electrolyzed with inert electrodes, what is deposited at the cathod.

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10th Class (English Medium) Chemistry (New Book) Chapter 16 Important MCQ's

Sr.# Question Answer
1 Which catalyst is commonly used in the porous carbon electrodes of a fuel cell.
A. Copper
B. Zinc
C. Platinum
D. Iron
2 In the electrolysis of dilute sulphuric acdd, which ion in discharged at the anode.
A. SO3
B. OH-
C. H+
D. Cl-
3 When aqueios CuSO4 is electrolyzed using inert ,electrodes, what gas is produced at the anode.
A. Oxygen
B. Hydrogen
C. Carbon Di oxide
D. Sulphur Dioxide
4 The chemical process in which an atom or ion gains electrons is called.
A. Oxidation 
B. Reduction
C. Electrolysis
D. Corrosion
5 According to the electrochemicla series, which of there metals is the strongest reducing agent.
A. Gold
B. Lithium
C. Silver
D. Nickel
6 When as aqueous solutin of copper II sulfate is electrolyzed with inert electrodes, what is deposited at the cathod.
A. Sulfur dioxide
B. Copper metal
C. Hydrogen gas
D. Oxygen gas
7 During the electrolysis of molten PbCl2. What is formed at the cathode.
A. Chlorine gas
B. Oxygen gas
C. Molten lead
D. Hydrogen gas
8 During electroysis, reduction alwyas occurs at the.
A. Cathode
B. Anode
C. Battery
D. External circuit
9 A Gavanic cell converts the chemical energy into.
A. Sound energy
B. Electrical energy
C. Light energy
D. Heat energy
10 Galvanization involves coating iron with a thin layer of which metal.
A. Copper
B. Zinc
C. Gold
D. Silver

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