2. Questions Bank
  3. 10th Class
  4. Science
  5. Metals and Non-metals / धातु और अधातु

10th Class Science Metals and Non-metals / धातु और अधातु Question Bank 10th CBSE Science Metals and Non-metals

  • question_answer
      Write equations for the reactions of (i)  iron with steam. (ii) calcium and potassium with water.    [NCERT]

    Answer:

                      (i) 3Fe(s) + 4H2O(g) Fes3O4(s)+ 4H2(g) (ii) Ca(s) +2H2O(l)Ca(OH)2(aq) + H2(g) 2K(s) + 2H2O(l)2KOH(aq) + H2(g)


You need to login to perform this action.
You will be redirected in 3 sec spinner