Chemistry Chemical Reactions and Equations CBSE Board 2026 Medium
Seema took a small amount of copper powder in a china dish and heated it. What changes will she observe on he…
Seema took a small amount of copper powder in a china dish and heated it. What changes will she observe on heating ? When gas is passed over this heated substance, what visible changes will be seen in it ? Give the chemical equations of the reactions involved, along with the names and colours of the products in each case.
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