Group II Flashcards
1
Q
What’s observed for Mg in water?
A
Few bubbles produced slowly, metal dulls
2
Q
What’s observed for Ca in water?
A
Fizzing
Mixture warms up
Metal rises and falls
Metal disappears
White solid produced
3
Q
What’s observed for group II elements in HCl (aq)?
A
Metal disappears
Fizzing
Mixture warms up
4
Q
What’s observed for group II elements in H2SO4?
A
Mg - metal disappears, fizzing, mixture warms up.
Ca - fizzing initially but reaction stops
5
Q
What’s observed for the reaction of Mg and O2?
A
Bright white light
Forms a white powder
6
Q
What’s observed for the reaction of Ca and O2?
A
Brick red flame
Forms a white powder
