pls explain me i have confusion on hydrogen ,emission and absoption

Asked by Pranav Limbani | 16th Jul, 2013, 09:19: AM

Expert Answer:

Emission Spectrum Absorption Spectrum
1) The emission spectrum is obtained due to emission of radiation from the substances.  The absorption spectrum is obtained when the substance absorbs the radiation. 
2) White lines are formed on the black background.  Black lines are formed on the white background. 
3) Formed hen atoms or molecules are de-excited from higher energy level to lower energy level.  Formed when atoms or molecules are excited from lower energy level to higher energy levels.

Answered by  | 17th Jul, 2013, 09:31: AM

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