Question

2. Magnesium ribbon is rubbed before
burning because it has a coating of *
O (a) basic magnesium carbonate
(b) basic magnesium oxide
O (c) basic magnesium sulphide
O (d) basic magnesium chloride​

Answer 1

Answer:

option:b

magnesium oxide

Explanation:

Answer 2

Answer:

b)basic magnesium oxide

Explanation:

Mg ribbon is burned before burning in order to remove the layer of basic mg oxide to get the desired chemical reaction.