Question

A
which gas is produced when dilute hydrochloric acid is added to a
reactive metal Write the chemical reaction when Iron reacts with dilute
HSO​

Answer 1

Answer:

Hydrogen gas is evolved

But I didn't got the acid'HSO'

Answer 2

Caesium, the most reactive metal in the periodic table, reacts extremely violently – hence why it can't be demonstrated in a classroom! This can be compared to other common metals, such as iron and copper, which produce no reaction when dropped into water.