In which of the following ways can chemiluminescence occur in compounds of nitrogen?
A. When NO2 returns to ground state from excited state
B. When NO reacts with oxygen
C. When NO reacts with ozone
D. When NO2 is reduced to NO
Answer:A
In which of the following ways can chemiluminescence occur in compounds of nitrogen?
A. When NO2 returns to ground state from excited state B. When NO reacts with oxygen C. When NO reacts with ozone D. When NO2 is reduced to NO
Explanation: When NO2 returns to ground state from excited state, chemiluminescence occurs. NO2 in excited state returns to ground state with the emission of radiant energy.