please tell this answer this is CBSE questions in acid basic and salt please tell
Attachments:
Answers
Answered by
2
Answer:
3) when a metal react with an acid hydrogen gas is formed.
for example-- >
magnesium+ HCl-------> magnesium chloride+ hydrogen
we can test the presence of hydrogen gas in the test tube with the following activity
bring a lighten matchstick near the mouth of the test tube containing a piece of magnesium ribbon and hydrochloric acid ,the gas produce a burn with a pop sound , showing that it is a hydrogen gas
4)the metal must be calcium and the acid be hydrochloric acid. the equation is as follow
calcium+ HCl-------> calcium chloride+ hydrogen
hope it will help you
mark me the brainliest please please please
Similar questions