The unit of entropy is:

{J K}^{- 1} {m o l}^{- 1}

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{k J}^{- 1} {m o l}^{- 1}

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{k J m o l}^{- 1}

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J^{- 1} K^{- 1} {m o l}^{- 1}

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Solution

The correct option is A ${J K}^{- 1} {m o l}^{- 1}$
Entropy change $Δ S = \frac{q_{r e v}}{T}$

$∴$ Unit of entropy is ${J K}^{- 1} {m o l}^{- 1}$

The units of entropy are $J K^{- 1} m o l^{- 1}$ , which basically means joules of energy per unit heat (in Kelvin) per mol.

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Calculate the change in entropy for the following reaction
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The unit of entropy is:

The correct option is A JK−1mol−1Entropy change ΔS=qrevT∴ Unit of entropy is JK−1mol−1The units of entropy are JK−1mol−1, which basically means joules of energy per unit heat (in Kelvin) per mol.

The correct option is A ${J K}^{- 1} {m o l}^{- 1}$
Entropy change $Δ S = \frac{q_{r e v}}{T}$

$∴$ Unit of entropy is ${J K}^{- 1} {m o l}^{- 1}$

The units of entropy are $J K^{- 1} m o l^{- 1}$ , which basically means joules of energy per unit heat (in Kelvin) per mol.