Tag: hydrogen and its compounds

Questions Related to hydrogen and its compounds

$ \displaystyle 4{ D } _{ 2 }O+3Fe \xrightarrow[]{red-hot} Fe _{3}O _{4}+gas.$ The gas produced in the above reaction is:

chemistry hydrogen and its compounds heavy water study of heavy water hard water and soft water

  1. $ \displaystyle O _{2}$

  2. $ \displaystyle H _{2}$

  3. $ \displaystyle D _{2}$

  4. none

Show answer
Correct Option: C
Explanation:

Reaction:

$ \displaystyle 4{ D } _{ 2 }O+3Fe \xrightarrow[]{red-hot} Fe _{3}O _{4}+ D _2$. The gas produced in the reaction is deuterium.