Question

An element which reacts with alkali to produce hydrogen

Answer 1

Answer:

lithium, sodium, potassium, rubidium, cesium and francium etc they are element which reacts with alkali to produce hydrogen

Answer 2

Silicon is an element which reacts with alkali to produce hydrogen.

• The silicon is an element of the modern periodic table.

• And, sodium hydroxide is one of the most well known and easily available alkali material.

• Now,if the silicon element reacts with the sodium hydroxide alkali,then silicon orthosilicate and hydrogen gas are produced as the products of the chemical reaction.

• Chemical equation :

Si + NaOH ---> Na4SiO4 + H2