Question

write a short introductory paragraph on elements and compounds​

Answer 1

Elements are substances (like hydrogen and oxygen) that can't be split into simpler substances. A substance like water, that is made up of two or more elements, is called a compound. What is a compound? Compounds are usually very different from the elements that have combined together to make them.

Answer 2

Answer:

Explanation:

Elements are simple substances that cannot be further broken down. E.g. Pb , Fe and Mg.

Molecules are simple substances that can be further broken down. These include molecules of compounds. E.g. NaCl , O₂ and 2CuCl₂