H2 + 4 Ba → 2 Ba2H

This is an oxidation-reduction (redox) reaction:

2 H0 + 8 e- → 2 H-IV (reduction)

4 Ba0 - 8 e- → 4 BaII (oxidation)

H2 is an oxidizing agent, Ba is a reducing agent.

Reactants:

  • H2
    • Names: Dihydrogen source: wikidata, accessed: 2019-09-07, Hydrogen source: ICSC, accessed: 2019-09-04source: wikidata, accessed: 2019-09-07, H2 source: wikidata, accessed: 2019-09-07
    • Appearance: Odourless colourless compressed gas source: ICSC, accessed: 2019-09-04
  • Ba
    • Names: Barium source: wikidata, accessed: 2019-09-07source: ICSC, accessed: 2019-09-04, Ba source: wikidata, accessed: 2019-09-07, Element 56 source: wikidata, accessed: 2019-09-07
    • Appearance: Yellowish-to-white lustrous solid in various forms source: ICSC, accessed: 2019-09-04

Products:

  • Ba2H