Question

3. Write the chemical formulae of the following compounds:
(a) Aluminium oxide (b) Zinc acetate
4. Balance the following equation:
Ca(OH), + HCl - CaCl, + HO
5. What does a chemical equation represent?
6.What are reactants and products in a chemical equation?
7.Give one example of a combination reaction.
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Answer 1

Answer:

ans.3-a' AL2O3

b' ZNC4H6O4

ans.5 chemical eq. is a representation of

symbollic equation...which was represent as symnols..