Question

Fencing metal is treated with dilute solution of a strong acid a gas is evolved which is it allowed in hydrogenation of oil name the gas evolved write the chemical equation of a reaction in wall and also write a test to detect the cash.

Answer 1

Hey Hamsa,

#fencing metal-Zinc

#strong acid-HCL acid

#gas evolved-Hydrogen gas

#chemical equation-

Zn+2HCL⇒ZnCl₂+H₂↑

# To test the presence of H₂ gas when a burning splinter is brought near the mouth of the test tube, the gas burns with a pop sound.

hope dis helps u!

with regards,