Subjective Type

Consider the figure given above and answer the question : Is silver plate the anode or cathode ?

Solution

Ag is the cathode.

SIMILAR QUESTIONS

Electrochemistry

A current of $$ 5 $$ ampere is flowing through a wire for $$ 193 $$ seconds . Calculate the number of electrons flowing through the cross section of wire for $$ 193 $$ seconds .

Electrochemistry

The electrochemical cell given alongside converts the chemical energy released during the redox reaction . $$ Zn(s) + Cu^{2+} (aq) \rightarrow Zn^{2+}(aq) + Cu(s) $$ to electrical energy . It gives an electrical potential of $$ 1.1\,V $$ when concentration $$ Zn^{2+} $$ and $$ Cu^{2+} $$ ions is unity . State the direction of flow of current and also specify whether zinc and copper are deposited of dissolved at their respective electrodes when : An external opposite potential of less than $$ 1.1 \,V $$ is applied .

Electrochemistry

The electrochemical cell given alongside converts the chemical energy released during the redox reaction . $$ Zn(s) + Cu^{2+} (aq) \rightarrow Zn^{2+}(aq) + Cu(s) $$ to electrical energy . It gives an electrical potential of $$ 1.1\,V $$ when concentration $$ Zn^{2+} $$ and $$ Cu^{2+} $$ ions is unity . State the direction of flow of current and also specify whether zinc and copper are deposited of dissolved at their respective electrodes when : An external potential of $$ 1.1 \,V $$ is applied .

Electrochemistry

The electrochemical cell given alongside converts the chemical energy released during the redox reaction . $$ Zn(s) + Cu^{2+} (aq) \rightarrow Zn^{2+}(aq) + Cu(s) $$ to electrical energy . It gives an electrical potential of $$ 1.1\,V $$ when concentration $$ Zn^{2+} $$ and $$ Cu^{2+} $$ ions is unity . State the direction of flow of current and also specify whether zinc and copper are deposited of dissolved at their respective electrodes when : An external potential of greater than $$ 1.1 \,V $$ is applied .

Electrochemistry

Explain how electrolysis is an example of redox reaction.

Electrochemistry

Electrons are getting added to an element Y : what charge will Y migrate to during the process of electrolysis?

Electrochemistry

Calculate the number of electrons lost or gained during electrolysis of : $$ (a) \, 2g \,Br^{-} $$ ions , $$ (b)\, 1g \,Cu^{2+} $$ ions .

Electrochemistry

If the current is passed into the solution of an electrolyte

Electrochemistry

When $$50\%$$ solution of $$H_{2}SO_{4}$$ is electrolysed by passing a current of high density at low temperature then main products of electrolysis are

Electrochemistry

The electrolysis of cold sodium chloride solution produces sodium hypochlorite by reacting NaOH and Cl$$_{2} $$ thoroughly. How long (in days) will a cell operate to produce 10 L of 7.45 % (by mass) solution of NaClO if the cell current is 2.5 A? Assume that the density of solution is 1.0 g/ml.

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