Across
- 2. a measure of how acidic or basic a substance is.
- 4. The simplest particle of an element that retains all properties of that element
- 5. has a neutral charge
- 7. having a pH greater than 7.
- 8. Any object that takes up space and has mass
- 11. a process in which electrons are added to an atom or ion
- 18. the ability to do work
- 19. a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.
- 21. having a pH greater than 7.
- 22. Elements being chemically put together.
Down
- 1. has a positive charge
- 3. the ion H3O+, consisting of a protonated water molecule and present in all aqueous acids.
- 6. Gain of oxygen that involves the transfer of electrons between species.
- 9. a liquid in which a solute is dissolved to form a solution.
- 10. level the fixed amount of energy
- 12. A chemical reaction in which energy is released
- 13. the abundance of a constituent divided by the total volume of a mixture
- 14. A particle with negative charge that orbits the nucleus of an atom.
- 15. A pure substance that is made up of atoms of two or more elements.
- 16. A chemical bond formed between two ions with opposite charges.
- 17. a substance that undergoes a change during a process.
- 20. the minor component in a solution