One kind of atom
✓ Two or more kinds of atoms
Cannot be broken into simpler substance
Can be broken into simpler substance by chemical means
Metals, nonmetals and metalloids
✓ Acids, bases and salts
Comparing Elements and Compounds
Element
Compound
Composition
Matter of Separation
Types
Answers & Comments
Answer:
1. element
Explanation:
because element is a pure substances that cannot be separated into simpler substances by chemical or physical means.