Question

III. State whether the following statements are true or false. Rewrite the incorrect statements correctly.

a. Acompound is a matter or substance formed of one type of atoms.

b.If the formula of an element is X, then its valency is 3.

c.The symbol of Iron is Ir and that of potassium is Po.
d.The subatomic particles in the nucleus of an atom are protons and neutrons.

e.In a chemical reaction, the composition and the properties of the reactants and products are same.

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Answer 1

Explanation:

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