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QJEEM22Ch4523: JEE Main 2022 Chemistry - Class 12 JEEM22Ch4523 Solution: Which of the following -metal ion will give the lowest enthalpy …

Which of the following 3d3\mathrm{d} -metal ion will give the lowest enthalpy of hydration (Δhyd H)\left(\Delta_{\text {hyd }} \mathrm{H}\right) when dissolved in water ?

Multiple Choice Options

  • A Cr2+\mathrm{Cr}^{2+}
  • B Mn⁡2+\operatorname{Mn}^{2+}
  • C Fe2+\mathrm{Fe}^{2+}
  • D Co2+\mathrm{Co}^{2+}

Step-by-Step Verified Solution

JEE Main 2022 (Online) 29th July Evening Shift Chemistry - d and f Block Elements Question 79 English Explanation

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