Electrochemistry

Technique used to convert one chemical parameter of a medium into an electrical parameter by an appropriate device, usually an electrode is called

• Electrophoresis

• Photometry

• Electochemistry

• Electrolysis

In electrochemistry __________________are usually linked to electronic devices that measure the electrical parameters of the reactants in solution.

• salt bridge

• wires

• membranes

• electrodes

Tags

NGSS.HS-PS3-5

An electroanalytical / electrochemical techniques uses ________

• working electrode

• reference electrode

• both reference and working electrodes

• working, reference and counter electrodes

Which among the following is an ion selective electrode?

• Calomel electrode

• oxygen electrode

• Glass electrode

• Hydrogen electrode

Standard hydrogen electrode serves as

• cathode

• anode

• both cathode and anode

The potential difference, which is responsible for the flow of current from an electrode of higher potential to the electrode of lower potential is called

• electrode potential

• emf of cell

• charge potential

Which among the following is a sensitive electrode that finds wide application and is also used for monitoring the ground water _________

• Oxygen electrode

• Glass electrode

• Hydrogen electrode

• Calomel electrode

The electrode that finds clinical application

• Glass electrode

• Hydrogen electrode

• Oxygen electrode

Which of the following is the rate limiting step in oxygen electrode?

• potential difference applied across electrodes

• calibration of the device

• diffusion of oxygen through the membrane

• sample in the reaction chamber

The electrodes are maintained in elec­trical continuity with the help of __________

• Salt bridge

• wires

• glass tube

• buffer solution

Tags

NGSS.HS-PS2-5