reactions of metals with oxygen and water Flashcards
1
Q
what can most metals react with and what does it form?
A
oxygen and forms metal oxide
2
Q
what would happen when a more reactive metal is burning on a bright blue flame?
A
reacts violently when heated in oxygen
3
Q
what would happen when a less reactive metal is heated in oxygen?
A
reaction is more slower
4
Q
will metals burn more brightly in pure oxygen or in air?
A
pure oxygen
5
Q
why is is better to heat a metal when their is pure oxygen around?
A
in air theirs only about 20% of air
6
Q
what will metals above hydrogen in the reactivity series react with and what does it produce?
A
water and produces hydrogen
