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NEET levelSingle correct optionDifficulty 1 of 3as066

The lines of the Paschen series of hydrogen lie in the

  1. Aultraviolet region
  2. Binfrared region
  3. Cvisible region
  4. DX-ray region

Answer: B

Paschen lines end at , with wavelengths from about 820 nm to 1875 nm, which is in the infrared.
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