Across
- 4. ________ reaction is the opposite of combination reaction
- 6. Addition of hydrogen or removal of oxygen is termed as _______ reaction.
- 7. _________ reactions absorbs heat
Down
- 1. A type of reaction where part of one reactant is replaced by another reactant to form a new compound
- 2. The type of compound formed by combining an element with oxygen
- 3. The chemical name of quick lime is _______ oxide.
- 5. A chemical equation is balanced by changing or adding _____