Give one example in each case: (i) A basic oxide which is soluble in water

Give one example in each case:
(i) A basic oxide which is soluble in water.
(ii) A basic oxide which is insoluble in water.
(iii) A weak mineral acid.
(iv) A base which is not an alkali.
(v) A hydrogen containing compound which is not an acid.

(i) Sodium oxide, Na2O
(ii) Copper (II) oxide, CuO
(iii) Carbonic acid, H2CO3
(iv) Copper (II) hydroxide, Cu(OH)2
(v) Methane, CH4