obtaining and using metals Flashcards
1
Q
what are the alkali metals that we reacted? in order or reactivity
A
potassium
sodium
lithium
2
Q
how was the sodium stored?
A
in oil so there is no reaction with air or water or anything
3
Q
why are the alkali metals unusual metals?
A
they have a big reaction when with water (this is because they only have 1 electron in each of their outer shells)
4
Q
what do all three reactions with water have in common?
A
they all gave off hydrogen and turned the water alkaline
5
Q
what are ALL the alkaline metals in order of reactivity?
A
ribidium caesium potassium sodium lithium
