Across
- 1. A type of bond where electrons are shared between atoms
- 3. The SI unit of electric current (6 letters)
- 5. The process of a liquid turning into a gas (11 letters)
- 6. The process by which plants convert sunlight into energy (9 letters)
- 8. The smallest unit of matter that retains the properties of an element (4 letters)
Down
- 1. A gas that turns limewater cloudy (6 letters)
- 2. A substance that speeds up a chemical reaction without being consumed (8 letters)
- 4. A type of reaction where heat is released (10 letters)
- 7. A subatomic particle with a negative charge (8 letters)