One requires 11eV of energy to dissociate a carbon monoxide molecule into carbon and oxygen atoms. The minimum frequency of the appropriate electromagnetic radiation to achieve the dissociation lies in:

visible region

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infrared region

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ultraviolet region

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microwave region

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Solution

The correct option is C ultraviolet region
$\begin{matrix} h ν = 1.6 \times 10^{- 19} ν = \frac{1.6 \times 10^{- 19}}{6.626 \times 10^{- 34}} = 2.4 \times 10^{14} H z \end{matrix}$

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One requires 11eV of energy to dissociate a carbon monoxide molecule into carbon and oxygen atoms. The minimum frequency of the appropriate electromagnetic radiation to achieve the dissociation lies in:

The correct option is C ultraviolet regionhν=1.6×10−19ν=1.6×10−196.626×10−34=2.4×1014Hz

The correct option is C ultraviolet region
$\begin{matrix} h ν = 1.6 \times 10^{- 19} ν = \frac{1.6 \times 10^{- 19}}{6.626 \times 10^{- 34}} = 2.4 \times 10^{14} H z \end{matrix}$