B. 1.2.3.Answer the following questions.What is an atom? Is it stable? Give reasons to


Question:

B.
1.2.3.Answer the following questions.What is an atom? Is it stable? Give reasons to support your answer.What is a molecule? Is it stable?Define the following terms:(a) Element(b) Valency (C) Ions(d) Sub-shell (e) Octet(f) DupletWhat is a compound? Name five compounds.Distinguish between a compound and a mixture.Identify whether these are an element or a compound.Sugar, water, hydrogen, chlorine, salt, mercury, gold, sandWhat is meant by sub-atomic particles?45.6.7.​

 


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