Observe the following reaction,
`2NO_(2)(g) + 2OH^(-)(aq) to NO_(3)^(-)(aq) + H_(2)O (l) + NO_(2)^(-) (aq)`
in this reaction,

The heat liberated in the following reaction H^(+)(aq)+OH^(-)(aq) to H_(2)O(l) is

The heat liberated in the following reaction H^(+)(aq)+OH^(-)(aq) to H_(2)O(l) is

What sorts of informations can you draw form the following reaction ? (CN)_2(g) + 2OH^(-) (aq) rarr CN^(-) (aq) + CNO^(-)(aq) + H_2O(l)

C + HNO_(3)(aq) rarr NO_(2) + CO_(2) + H_(2)O(l) . Balance this equation.

Complete the following reactions . (i) MnO_(4)^(-)(aq)+S_(2)O_(3)^(2-)(aq)+H_(2)O(l) to (ii) Cr_(2)O_(7)^(2-)(aq)+H_(2)S(g)+H^(+)(aq) to

Chlorine undergoes the following change in the alkaline solution. Cl_2(g) + 2OH^- (aq) rarr ClO_3^- (aq) + Cl^(-) (aq) + H_2O (aq) Justify that this reaction is an example for disproportionation redox reaction.

Suggest a scheme of classification of the following redox reactions (a) N_(2) (g) + O_(2) (g) rarr 2 NO (g) (b) 2 Pb (NO_(3))_(2) (s) rarr 2 PbO (s) + 4 NO_(2) (g) + O_(2) (g) (c) NaH(s) + H_(2) O (l) rarr NaOH (aq) + H_(2) (g) (d) 2NO_(2) (g) + 2OH^(-) (aq) rarr NO_(2)^(-) (aq) + NO_(3)^(-) (aq) + H_(2) O (l)

Which of the following arc disproportionation reactions? (A) 2NO_(2)(g)+2NaOH(aq.) to NaNO_(2)(aq.)+NaNO_(3)(aq.)+H_(2)O(l) (B). Cl_(2)(g)_2NaOH(aq.) to NaOCl(aq.)+NaCl(aq.)+H_(2)O(l) (C ). 3ClO^(-) to 2Cl^(-)+ClO_(3)^(-) (D). 3Mg(s)+N_(2)(g) to NaOCl(aq.)+NaCl(aq.)+H_(2)O(l)

Following reaction is catalysed by Br^(-) (aq). 2 H_2 O_2 (aq) to 2 H_2 O (l) +O_2 (g) this is an example of