MEDIUM
10th CBSE
IMPORTANT
Earn 100

You could have noted that when copper powder is heated in a china dish the surface of copper becomes black coloured.

Why has this black coloured substance formed?

Important Questions on Chemical Reactions and Equations

MEDIUM
10th CBSE
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 1 - Chemical Reactions and Equations>SELF-EVALUATION TEST>Q 8

You could have noted that when copper powder is heated in a china dish the surface of copper becomes black coloured.

What is the black substance?

MEDIUM
10th CBSE
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 1 - Chemical Reactions and Equations>SELF-EVALUATION TEST>Q 8

You could have noted that when copper powder is heated in a china dish the surface of copper becomes black coloured.

Write the chemical equation of the reaction that takes place.

MEDIUM
10th CBSE
IMPORTANT
New Millenium Science - Chemistry Class X>Chapter 1 - Chemical Reactions and Equations>SELF-EVALUATION TEST>Q 8

Balance the following reaction and identify its type.

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