Electrochemistry-post-L-1

Reaction occurs in an electochemical cell is

• oxidation

• reduction

• redox

• displacement

The energy change occurs in an electrochemical cell is

• chemical energy to electrical energy

• electrical energy to chemical energy

• chemical energy to potential energy

• non of the above

the reaction occurs at anode is

• reduction

• oxidation

• redox

• displacement

the reaction occurs at the cathode

• oxidation

• reduction

• redox

• displacement

the function of a salt bridge is the

• for connecting the electrodes

• movement of electrons

• movement of ions

• none of the above

Potential difference associated with the anode is

• reduction potential

• oxidation potential

• redox potential

• non of the above

Identify the electrolyte from the following

• NaCl(s)

• CuSO4 (aq)

• Sugar solution

• Glucose solution

battery used in hybrid vehicles is

• lead -ion battery

• Ni-Metal hydride battery

• NiPo battery

• Daniel cell