MCQ
Chrome green is $.......$
  • $ \mathrm{PbCrO}_4+\mathrm{Fe}^{\mathrm{III}}\left[\mathrm{Fe}^{\mathrm{II}}(\mathrm{CN})_6\right]^{-}$
  • B
    $ \mathrm{Cr}_2 \mathrm{O}_5 $
  • C
    $ \mathrm{PbCrO}_4 $
  • D
    $ \mathrm{FeCrO}_4 $​

Answer

Correct option: A.
$ \mathrm{PbCrO}_4+\mathrm{Fe}^{\mathrm{III}}\left[\mathrm{Fe}^{\mathrm{II}}(\mathrm{CN})_6\right]^{-}$
Chrome green is $ \mathrm{PbCrO}_4+\mathrm{Fe}^{\mathrm{III}}\left[\mathrm{Fe}^{\mathrm{II}}(\mathrm{CN})_6\right]^{-}$
It is a composite pigment consisting of a combination of chrome yellow and prussian blue.

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