Directions: In your science activity notebook, supply the word/s that completes the statement found in the word box. elements combined cannot formulas common compounds chemical can atoms 1. are made of two or more kinds of elements. in fixed means. 2. Elements in compounds are always proportions. while elements have 3. Compounds have chemical chemical symbols. 4. It is only possible to separate compounds by 5. Generally, compounds have chemical names and names. 6. Compounds be separated into other substances by physical methods.​