Question

a) Sonia burnt a yellow coloured , powdery nonmetal 'X' in air. It produced a gas
Y'. Sonia dissolved the gas in water to form compound 'Z'.
(i) Name element ‘X'.
(ii) Write a chemical equation for the product 'Y' from 'X'.
(iii)Name the compound Z'.
(iv) What effect would 'Z' have on litmus paper?
(V) What is the nature of metal oxides and non metal oxides?​

Answer 1

Answer:

I) sulphur

ii) S+O2-->SO2

iii) Sulphurous acid

iv) blue litmus turns to red

v) metal oxides basic in nature

non metal oxides acidic in nature

Answer 2

Answer:

op op op op op op op op op op op op