Identify the o0XIdant and reductant and the atoms undergoing o0XIdation and reduction in the following redox reactions.
`MnO_2+ 4HCl toMnCl_2 + Cl_2 + 2H_2O`

Identify the o0XIdant and reductant and the atoms undergoing o0XIdation and reduction in the following redox reactions. H_2S + 2HNO_3 to 2NO_2 + 2H_2O + S

In a redox reaction, oxidation and reduction occur simultaneously. b) Identify the species undergoing oxidation and reduction in the following reaction : H_2S (s)+ Cl_2(g)rarr 2HCl(g)+ S(s)

Identify the substance oxidised, substance reduced, oxidising agent and reducing agent in the reaction. MnO_2 + 4HCl rarr MnCl_2 + Cl_2 + 2H_2O

Complete the following reactions? C_2H_4+O_2rarr

Justify the following reaction is redox reaction 4NH_3(g) + 5O_2 (g) to 4NO (g) + 6H_2O (g)

Identify the oxidants and reductants in the following reactions. a. CH_4(g)+4 Cl_2(g) rarr C Cl_4(g)+4 HCl(g) b. 2 H^+(aq)+MnO_2(s)+C_2 H_2 O_4(aq) rarr Mn^(2+)(aq)+2 CO_2(g)+2 H_2 O(l) c. Cl_2(g)+2 Br^-(aq) rarr 2 Cl^-(aq)+Br_2(aq)

Identify the oxidant and reductant in the following reactions. a) 'Zn(s)+ 1/2 O_2(g) rarr ZnO(s)' b) 'C H_4(g)+4 Cl_2(g) rarr CCl_4(g)+4 HCl(g)' c) 'I_2(a q)+2 S_2 O_3 ^(2-)(a q) rarr 2 I(a q)+S_4 O_6^(2-)(a q)' d) 'Zn(s)+2 H^+(a q) rarr Z n^(2+)(a q)+H_2(g)'

Identify the oxidant and reduction in the following ionic equation and balance it using oxidation number method MnO_4(aq) +Br^(-)(aq) H^(+) (aq) rarr Mn^(2+) (aq) +Br_(2) (I) +H_2O (I)

Justify that the following reaction is a redox reaction H_2S_(g) + Cl_(2(g)) rarr 2HCl_(g) + S_(s)