Kinetics of photochemical reaction

What is photochemical reaction?

• Absorption of photons

• Emission of photons

Photon energies lie mostly in the __________ and_________ regions.

• Infrared and visible

• Visible and ultra

The rate is directly proportional to the intensity Ia of the absorbed radiation.

• True

• False

The quantum yield for this reaction varies between _________

• 5 9

  10 -10

• 10⁴ -10⁶

The number of Einsteins absorbed per second ___________.

• S(I0-I)

• S(l-l)

Hydrogen chloride reaction:-

K1

H2(g)+Cl2(g) --------->2HCl(g)

• True

• False

What is the most important thing in photochemical reaction?

• Light

• Photolytic reactivity

• Chemical products

• All the above

A zero order reaction is a chemical reaction in which the rate is independent of the concentration of the reactants.

• True

• False

What are the disadvantage of photochemical reaction?

• Photochemical reaction aren't carried out in rather dilute solution.

• Photochemical reaction are carried out in rather dilute solution.

Which phase is known as Photochemical phase?

• Light reaction

• Chemical reaction