Question

a)magnesium +hydrocloric acid----magnesium chloride+hydrogen+heat. what are the reactions used in reactionA​

Answer 1

Answer:

Magnesium reacts with hydrochloric acid according to the equation: Mg(s) + 2 HCl(aq) --> MgCl 2(aq) + H 2(g) This demonstration can be used to illustrate the characteristic reaction of metals with acid, a single replacement reaction, or to demonstrate the generation of hydrogen gas.

Answer 2

Answer:

it is a combustion reaction because single product is formed But u don't think about the hydrogen it will get liberated and heat is only for few moment