Question

2. Dilute sulphuric acid was added to a test tube containing pieces of iron (II) sulphide
and a paper strip dipped in lead acetate solution was
brought near the mouth of the test tube as shown in the
figure below:
a) Which gas is evolved in the reaction?
b) Write the reaction taking place.
c) What is the colour and smell of the gas?
d) What will happen to lead acetate paper kept over the mouth of the test tube?
e) Write the reaction involved.​

Answer 1

Answer:

search on goole u will get it