Question

....... was the first person to isolate methane gas. He discovered that methane mixture with air could be exploded using an electric spark. 

(a) Alessandro Volta 

(b) William Thomson

(c) Louis Pasteur

(d) William Crookes

Answer 1

(a) Alessandro Volta 

Alessandro Volta was the first person to isolate methane gas. He discovered that methane mixed with air could be exploded using an electric spark. He is also known for inventing electric battery and discovering contact electricity.