C2 - Periodic Table

Question 1

Halogen Trends

Answer 1

Low MP/BP - increases down group
Reactivity decreases down group
Diatomic
Can test reactivity in displacement reactiosn with chlorine

Question 2

Charges:
* NH4
* Al
* Ag
* Pb
* H
* Zn

Answer 2

• NH4+
• Al3+
• Ag+
• Pb2+
• H+
• Zn2+