Group 7
Across
- 3. group seven is on the _____ side of the periodic table
- 5. group seven elements are all very r________, like group one elements.
- 7. iodine + potassium chloride --> potassium iodide + chlorine, true or false?
- 9. iodine is this at room temperature.
- 11. is in period two, group seven of the periodic table.
- 14. elements near the top of group 7 _______ elements below them from their compound during reactions.
- 16. the melting point of bromine is _____.
- 17. elements in group one are increasingly reactive down their group, but group seven is the _________.
- 18. this is when one element replaces another during a chemical reaction.
- 21. halogens are on the right of the stepped line, this makes them __________.
- 23. chlorine + potassium bromide --> potassium chloride + _________
Down
- 1. chlorine + sodium iodide --> sodium chloride + ___________
- 2. is in period three, group seven of the periodic table.
- 4. iron + iodine --> iron _________
- 6. iron + chlorine --> iron _________
- 8. chlorine is in this state at room temperature.
- 10. the melting point of group seven elements _______ down the group
- 12. elements in group seven get _______ reactive down the group.
- 13. when iron reacts with chlorine you can see a _____ ______.
- 15. halogens are ____________ of electricity.
- 19. iron + bromine --> iron _________
- 20. another name for the elements in group seven.
- 22. the melting point of group seven elements is ____, like other non-metals