Redox Reactions...

In acid medium, the standard reduction potential of $$NO$$ converted to $${ N }_{ 2 }O$$ is $$1.59 V$$. Its standard potential in alkaline medium would be:

Write balanced equations for the half reactions and calculate the reduction potentials at $$25^0C$$ for the following half cells : 
$$Cl^-(1.2M) | Cl_2(g, 3.6 atm) | Pt E^o = 1.36 V$$

Alizarin belongs to the class of

Oxidation number of Cl in $$KClO_3$$ :

The oxidation number of $$Co$$ in the complex ion

The oxidation state of A,B and C in compaund are -2, +5, and -2, respectively. the compound is ?

Justify that the following reactions are redox reactions.

In the redox reaction, $$xKMnO_4$$ + $$NH_3$$ $$\rightarrow$$ $$yKNO_3$$ + $$MnO_2$$ +$$KOH$$ +$$H_2O$$   

In the balanced equation 
$${MnO_{4}}^{-}+H^{+}+{C_{2}O_{4}}^{2-}\rightarrow Mn^{2+}+CO_{2}+H_{2}O$$, the moles of $$CO_{2}$$ formed are :-

In the balanced equation, coefficient of $${{\text{N}}{{\text{H}}_{\text{4}}}^ + }$$ will be:-