Generally metallic oxides are basic and non-metallic oxides are acidic in nature. Solution of which of the following oxides in water will change the colour of blue litmus to red?
A. sulphur dioxide
B. magnesium oxide
C. iron oxide
D. copper oxide
Answer:A
Generally metallic oxides are basic and non-metallic oxides are acidic in nature. Solution of which of the following oxides in water will change the colour of blue litmus to red?
A. sulphur dioxide B. magnesium oxide C. iron oxide D. copper oxide