Reactions of metals with water

Question 1

g1 and g2 react directly with water to form …

Answer 1

hydroxides

Question 2

metals in g1 react …

Answer 2

immediately on contract with water

fizzing as hydrogen is produced

dissolving to form an alkaline solution

and sometimes catching fire or exploding

Question 3

metals g2 react similarly to g1 but …

Answer 3

slower

eg mg needs to be reacted with steam to form hydrogen

Question 4

less reactive metals do not tend to react …

Answer 4

directly with water

not may react with water and oxygen to corrode