Group 1 Metals Flashcards
1
Q
Why does reactivity inc. down Group 1?
A
The elements are bigger T/F more electron shielding and further away from the nucleus (less attracted to it) and is easier to lose.
2
Q
What happens when you add Group 1 metals to water?
A
Fizz (Releasing hydrogen gas)
Move around
Float (eventually sink)
Turn water purple w/ UI
3
Q
When added to cold water they…
A
Become a metal hydroxide + hydrogen
Eg lithium hydroxide + hydrogen.
4
Q
When added to steam they…
A
Become an oxide + hydrogen
Eg lithium oxide + hydrogen
