Lithophone is a combination of `ZnS` and

State wheather the given statement is true or false: Lithophone is a mixture of BaS and ZnSO_4 .

Out of the given alloys, which one is formed by the combination of Cu and Zn?

Out of the given alloys, which one is formed by the combination of Cu, Sn and Zn?

The following are some statements about normal hydrogen electrode a) when a 'Zn' electrode is in combination of NHE, Zn electrode acts as cathode b) when a ‘Cu' electrode is in combination with NHE, Cu electrode is the anode c) when a ‘Ag' electrode is in combination with NHE, Ag electrode is the anode d) when a chlorine electrode is in combination with NHE, chlorine electrode is the anode

The following are some statements about normal hydrogen electrode a) when a Zn electrode is in combination of NHE, Zn electrode acts as cathode b) when a Cu electrod is in combination with NHE, Cu electrode is the anod c) When a ''Ag'' electrode is in combination with NHE,Ag electrode is the anode d) When a chlorine electrode is in combination with NHE, chlorine electrode is the anode

For the cell Zn|Zn^(2+)||Cu^(2+)|Cu if the concentration of Zn^(2+) and Cu^(2+) ions is doubled, the emf of the cell: