Chapter 2.4 Group 7 - The halogens Flashcards
1
Q
What do all halogens form?
A
All halogens form ions with a single negative charge in their ionic compounds with metals.
2
Q
What happens to the reactivity of the halogens as you go down the group?
A
The reactivity of the halogens decreases.
3
Q
Name 3 properties of the halogens.
A
They have low melting points
They have low boiling points
They are poor conductors of heat and electricity
4
Q
What will happen in a displacement reaction between halogens?
A
A more reactive halogen will displace a less reactive halogen from solutions of its salts.
