MEDIUM
8th Maharashtra Board
IMPORTANT
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What are the metals that make the alloys brass and bronze?

Important Questions on Metals and Nonmetals

HARD
8th Maharashtra Board
IMPORTANT
General Science>Chapter 7 - Metals and Nonmetals>Exercises>Q 4
What are the adverse effects of corrosion?
HARD
8th Maharashtra Board
IMPORTANT
General Science>Chapter 7 - Metals and Nonmetals>Exercises>Q 4
What are uses of Noble metals?
HARD
8th Maharashtra Board
IMPORTANT
General Science>Chapter 7 - Metals and Nonmetals>Exercises>Q 5

Three experiments to study the process of rusting are given below. Observe the three test tubes and answer the following question.

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Why the nail in the test tube 2 is not rusted?

HARD
8th Maharashtra Board
IMPORTANT
General Science>Chapter 7 - Metals and Nonmetals>Exercises>Q 5

Three experiments to study the process of rusting are given below. Observe the three test tubes and answer the following question.

Question Image 

Why is the nail in the test tube 1 is rusted highly?

MEDIUM
8th Maharashtra Board
IMPORTANT
General Science>Chapter 7 - Metals and Nonmetals>Exercises>Q 5

Three experiments to study the process of rusting are given below. Observe the three test tubes and answer the following question.

Question Image 

Would the nail in the test tube 3 get rusted?