Group 1 Elements Flashcards
1
Q
What group 1 elements known as?
A
Alkali metals
2
Q
What kind of metals are they
A
Reactive and soft
3
Q
Why are group 1 elements very reactive
A
They all have 1 electron
4
Q
What are the trends as you go down the group?
A
- increasing reactivity
- lower melting and boiling points
- higher relative atomic mass
5
Q
When they react with water what do they produce
A
Hydrogen gas
6
Q
Work out sodium +water
A
Sodium hydroxide + hydrogen
7
Q
What do they form when reacting with oxygen?
A
Metal oxide
