Question

what is oxidation number of 2SrO​

Answer 1

Answer:

This is an oxidation-reduction (redox) reaction:

2 Sr0 - 4 e- → 2 SrII (oxidation)

2 O0 + 4 e- → 2 O-II (reduction)

Sr is a reducing agent, O2 is an oxidizing agent.

Reactants:

Sr

Names: Strontium source: wikidata, accessed: 2019-09-07source: ICSC, accessed: 2019-09-04, Sr source: wikidata, accessed: 2019-09-07, Element 38 source: wikidata, accessed: 2019-09-07, 38Sr source: wikidata, accessed: 2019-09-07

Appearance: Silvery-white solid in various forms source: ICSC, accessed: 2019-09-04

O2

Names: Dioxygen source: wikidata, accessed: 2019-09-07, Oxygen source: ICSC, accessed: 2019-09-04source: wikidata, accessed: 2019-09-07, Oxygen (liquefied) source: ICSC, accessed: 2019-09-04

Appearance: Odourless compressed gas source: ICSC, accessed: 2019-09-04; Liquefied gas. colourless-to-blue extremely cold liquid source: ICSC, accessed: 2019-09-04

Products:

SrO – Strontium oxide source: wikipedia, accessed: 2019-09-28source: wikidata, accessed: 2019-09-02

Other names: Strontia source: wikipedia, accessed: 2019-09-28

Appearance: Colorless cubic crystals source: wikipedia, accessed: 2019-09-28

Explanation: