• Skip to main content
  • Skip to secondary menu
  • Skip to primary sidebar

Class Notes

Free Education for All

  • Home
  • Class 1-5
  • Class 6
  • Class 7
  • Class 8
  • Class 9
  • Class 10
  • Class 11
  • Class 12
  • NCERT Solutions

Laboratory preparation of dihydrogen

Preparation of Hydrogen

Last Updated on July 6, 2022 By Mrs Shilpi Nagpal

Commercial preparation of dihydrogen by electrolysis of water

Preparation of Dihydrogen (1) From water Dihydrogen may be obtained from water by reduction either with active metals or by electricity. (a) By the action of water on Active Metals (1) Cold Water : Very active metals i.e. alkali and certain alkaline earth metals like Na, K , Ca react with water at room temperature evolving dihydrogen. 2Na + 2H2O -----------> 2NaOH + … [Read more...] about Preparation of Hydrogen

Primary Sidebar

Recent Posts

  • Conversion of Affirmative Sentences to Negative Sentences
  • Conversion of Assertive Sentences to Exclamatory Sentences
  • Conversion of Interrogative Sentences to Assertive Sentences
  • Conversion of Assertive Sentences to Interrogative Sentences

Copyright © 2022 · About Us · Contact Us · Disclaimer · Privacy Policy · Facebook · Twitter