Question

Q.1.What’s the name of a substance formed only by one component?

Answer 1

Answer: Any substance that contains only one kind of an atom is known as an element. An element is a chemical substance that is made up of a particular kind of atom and ... Chemical substances are often called 'pure' to set them apart from mixtures.

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Answer 2

Answer:

Any substance that contains only one kind of an atom is known as an element. Because atoms cannot be created or destroyed in a chemical reaction, elements such as phosphorus (P4) or sulfur (S8) cannot be broken down into simpler substances by these reaction

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