CBSE COMPLEMENTARY MATERIAL|Exercise UNIT TEST|8 Videos
s-BLOCK ELEMENTS
CBSE COMPLEMENTARY MATERIAL|Exercise UNIT TEST|4 Videos
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Identify the oxidised and reduced species in the following reactions: (a) CH_(4(g))+4Cl_(2(g))rarrC Cl_(4(g))+4HCl_((g)) (b) MnO_(2(s))+C_(2)H_(2)O_(4(aq.))overset(2H^(+))rarrMn_((aq.))^(2+)+2CO_(2(g))+2H_(2)O_((l)) (c ) I_(2(aq.))+2S_(2)O_(3(aq.))^(2-)rarr2I_((aq.))^(-)+S_(4)O_(6)^(2-) (d) Cl_(2(g))+2Br_((aq.))^(-)rarr2Cl_((aq.))^(-)+Br_(2(aq.))
Identify the oxidising and reducing agent in the following reaction : H_(2)O + Cl_(2) to 2HCl + S
Identify the oxidised and reduced components in the following reactions : 2 H _(2 ) S + SO _(2) to 2 H _(2) + 3 S darr
Identify the oxidised and reduced components in the following reactions : NiO +H _(2) to Ni + H_(2) O
Identify the oxidised and reduced components in the following reactions : P b S + 4 H _(2) O _(2) to Pb SO _(4) + 4 H _(2) O
Name the substance oxidised and reduced, and also identify the oxidising agents and reducing agents in the following reactions : H_(2)S+SO_(2)toS+H_(2)O
Name the oxidising and reducing agent in the following reaction: 2H_(2)S+SO_(2)rarr2H_(2)O+3Sdarr
Identify the substance oxidised and the oxidising agent in the following reaction : H_(2)S+Cl_(2)toS+2HCl
Identify the oxidants and redutants in the folowing reactions (a) CH_(4)(g)+4CI(g)rarrCCI_(4)(g)+4HCI(g) (b)2H^(+)(aq)+MnO_(2)(S)+C_(2)H_(2)O_(4)(aq)rarrMn^(2+)(aq)+2CO_(2)(g)+2H_(2)O(l) (c )I_(2)(aq)+2S_(2)O_(3)^(2-)(aq)rarr2I^(-)(aq)+S_(4)O_(6)^(2-)(aq) (d) CI_(2)(g)+2Br^(-)(aq)rarr2CI^(-)(aq)+Br_(2)(aq)
Identify the compound which is oxidised in the following reaction H_(2)S + Br_(2) to 2HBr + S .
CBSE COMPLEMENTARY MATERIAL-REDOX REACTIONS -UNIT TEST
