A. Fill in the blanks.
1. The chemical name of rust is______.
2. The crystals of copper sulphate are_____ in colour.
3. Energy is________ in all chemicals changr
in all chemical changes
4. Bathroom fittings are electroplated with____________ to prevent rusting
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1. The chemical name of rust is /
2. The crystals of copper sulphate are in colour.
3. Energy is in all chemical changes
4. Bathroom fittings are electroplated with to prevent rusting
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