Question

. Which of the following is an element?​

Answer 1

Explanation:

From given substances chlorine , sulphur are elements because only one type of Atmos are present . carbon dioxide and salt are compounds because the proportion of substances is fixed.

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Answer 2

Answer:

sulphur, oxide, alumina, graphite, metal ,non metal, metalloids, carbon, nitrogen, oxygen etc

some examples of elements I hope it's correct