On mixing a certain alkane with chlorine and irradiating it with ultraviolet light

On mixing a certain alkane with chlorine and irradiating it with ultraviolet light, it forms only one monochloroalkane. This alkane could be

  1. neopentane
  2. pentane
  3. propane
  4. isopentane

Answer

The number of monohalogenation products obtained from any alkane depends upon the number of different types of hydrogen it contains. Compound containing one type of hydrogen gives only one monohalogen product.

Out of the options, neopentane has only one type of hydrogen.

The correct option is A.