Question

A substance 'A' burns in air with white dazzling light and forms a powder 'B'. This powder
'B' when mixed with water and tested with red litmus, turned blue.
(a) Name the substance 'A' and 'B'
(b) State if the substance 'A' is a metal or nonmetal
(c) What is the nature of 'B'?​

Answer 1

Answer:

a) Mg and MgO

b) Metal

c) Basic

Answer 2

Answer:

a)A-magnesium ribbon

b)B- MgO (magnesium oxide)

c)basic