Question

Difine the terms
a) compound b) Element
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Answer 1

Answer:

1 A chemical compound is a chemical substance composed of many identical molecules composed of atoms from more than one element held together by chemical bonds. A molecule consisting of atoms of only one element is therefore not a compound.

2 each of more than one hundred substances that cannot be chemically interconverted or broken down into simpler substances and are primary constituents of matter. Each element is distinguished by its atomic number, i.e. the number of protons in the nuclei of its atoms.

Explanation:

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Answer 2

Answer:

a) Elements:- are substances (like hydrogen and oxygen) that can't be split into simpler substances. A substance like water is made up of two or more elements is called a compound.

b) Compounds are usually very different from the elements that have combined together to make them.

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