Oxidation number of phosphorus in PCl₃ is...

(a)  

Oxidation number of chlorine in PCl₃ is...

(a)  

Oxidation number of carbon in CO is...

(a)  

Oxidation number of oxygen in CO is...

(a)  

Oxidation number of carbon in CO₂ is...

(a)  

Oxidation number of oxygen in CO₂ is...

(a)  

Oxidation number of Al is...

(a)  

Oxidation number of oxygen in OF₂ is...

(a)  

Oxidation number of fluorine in OF₂ is...

(a)  

Oxidation number of fluorine in O₂F₂ is...

(a)  

Oxidation number of oxygen in O₂F₂ is...

(a)  

Oxidation number of iron in FeCl₃ is...

(a)  

Oxidation number of chlorine in FeCl₃ is...

(a)  

Oxidation number of potassium in K₂CrO₄ is...

(a)  

Oxidation number of chromium in K₂CrO₄ is...

(a)  

Oxidation number of oxygen in K₂CrO₄ is...

(a)  

Oxidation number of sulfur in S^2- is...

(a)  

Oxidation number of phosphorus in PH₃ is...

(a)  

Oxidation number of hydrogen in PH₃ is...

(a)