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3. Chemical reactions are broadly classified into four types.
4. The chemical formula of ammonia is N.Hg.
5. Copper salts are mostly blue in colour.
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3.) Chemical reactions may be
classified as an acid–base reaction, an exchange reaction, a condensation reaction and its reverse, a cleavage reaction, and an oxidation–reduction (or redox) reaction.
4.)The chemical formula for
ammonia is NH3. It has many names including hydrogen nitride, Nitrosil, and Vaporole. Its molar mass is 17.0306 g/mol.
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Answer:
Chemical reactions are broadly classified into four types.
(i) Combination reaction
ii) Displacement reaction
(iii) Neutralization reaction
iv) DeComposition reaction
The chemical formula of ammonia is NH3
Copper salts are mostly blue in colour.
eg copper sulphate
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