In which of the following compounds, hydrogen has oxidation state of –1?

4

Questions Match

1.
In which of the following compounds, hydrogen has oxidation state of –1?

1. CH42. NH33. HCl4. CaH2

2.
What is the group oxidation state of Boron family?

1. +12. +23. +34. +4

3.
Oxidation state of oxygen in Tribromo Octaoxide (Br₃O₈) is

1. 2. –23. +24.

4.
The oxidation state of oxygen in following reaction changes, K + O₂ → KO₂

1. From 0 → –12. From 0 → –1/23. From 0 → –24. From 0 → +1

In which of the following compounds, hydrogen has oxidation state of –1?