The given figure shows the corrosion of iron in atmosphere. Fill in the blanks by choosing an appropriate option. At a particular spot of an object made of iron, ___(i)___ of iron to ferrous ion takes place and that spot behaves as ___(ii)___. Electrons released at anodic spot move through the metal and go to another spot on the metal and reduce oxygen in presence of `H^+` . This spot behaves as ___(iii)___. The ferrous ions are further oxidised by atmospheric oxygen to ferric ions which come out as rust, __(iv)____ and with further production of ____(v)__ ions.A. i-oxidation , ii-anode , iii-cathode , iv-`Fe_2O_3.xH_2O` , v-hydrogenB. i-reduction, ii-cathode, iii-anode , `Fe_3O_4` , v-hydroxideC. i-oxidation, ii-cathode, iii-anode , iv-`Fe_2O_3.xH_2O` , v-hydrogenD. i-oxidation , ii-anode, iii-cathode , iv-`Fe_2O_3.H_2O`, v-ferrous

The given figure shows the corrosion of iron in atmosphere. Fill in t

1.	The given figure shows the corrosion of iron in atmosphere. Fill in the blanks by choosing an appropriate option. At a particular spot of an object made of iron, ___(i)___ of iron to ferrous ion takes place and that spot behaves as ___(ii)___. Electrons released at anodic spot move through the metal and go to another spot on the metal and reduce oxygen in presence of `H^+` . This spot behaves as ___(iii)___. The ferrous ions are further oxidised by atmospheric oxygen to ferric ions which come out as rust, __(iv)____ and with further production of ____(v)__ ions.A. i-oxidation , ii-anode , iii-cathode , iv-`Fe_2O_3.xH_2O` , v-hydrogenB. i-reduction, ii-cathode, iii-anode , `Fe_3O_4` , v-hydroxideC. i-oxidation, ii-cathode, iii-anode , iv-`Fe_2O_3.xH_2O` , v-hydrogenD. i-oxidation , ii-anode, iii-cathode , iv-`Fe_2O_3.H_2O`, v-ferrous
Answer» Correct Answer - A

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Define molar conductivity of a solution and explain how molar conductivity changes with change in concentration of a solution for a weak and a strong electrolyte.
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What are elementary reactions ?

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