Across
- 2. Chlorine at room temperature is in this state.
- 5. horinzontal rows of the periodic table.
- 6. Vertical columns of the periodic table.
- 8. The melting and boiling points of halogens ________ down the group.
Down
- 1. Group 1 metals are also known as _____ metals.
- 3. The halogens has _______ electrons in their outermost shells.
- 4. Group 1 metals react with water to give out _____ gas.
- 7. Group 1 metals has ______ electron in the outermost shell.