Chemistry, 23.02.2020 15:46 s108870

Magnesium and calcium are in group 2 of the periodic table.
They are less reactive than the metals in group 1.
(a) Calcium reacts with water to form calcium hydroxide, Ca(OH),, and hydrogen, Hz.
Ca(s) + 2H2O(l) → Ca(OH),(s) + H2(g)
Describe what would be seen when a piece of calcium is dropped into a
container of water.
(2)

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Magnesium and calcium are in group 2 of the periodic table.
They are less reactive than the me...

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