Question

dioxide)
(i) A solution M turns blue litmus red, so it must contain (a) ions, another solution O turns
red litmus blue and hence, must contain (b)
ions.
(ii) When solutions Mand Oare mixed together, the products will be (c)
and (d)
would be evolved.
gas
(iii) If a piece of magnesium was put into a solution M, (e)
antions miven below
151​

Answer 1

Answer:

a) H+ ion

b) Hydroxide ion(OH-) or hydroxyl ion