Across
- 3. unite; merge
- 4. a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
- 6. a tabular arrangement of the chemical elements
- 8. is a form of matter that has constant chemical composition and characteristic properties
Down
- 1. the basic unit of a chemical element
- 2. each of more than one hundred substances that cannot be chemically interconverted or broken down into simpler substances and are primary constituents of matter
- 3. a mathematical relationship or rule expressed in symbols
- 4. is a chemical element with properties in between, or that are a mixture of, those of metals and non-metals
- 5. made up or consisting of several parts or elements, in particular
- 7. a solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivity