Enthalpy of formation off HF and HCl are -161 kJ and -92 kJ, respectively. Which of the following statements is incorrect?
Enthalpy of formation off HF and HCl are -161 kJ and -92 kJ, respectively. Which of the following statements is incorrect?
A. HCl is more stable than HF
B. HF and HCl are exothermic compounds
C. The afinity of fluorine to hydrogen is greater than the affinity of chlorine to hydrogen
D. HF is jmore stable than HCl
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Correct Answer - D
HF is more stable than HCl. The reson is that in the formation of HF, more energy is produced. It means, HF has less energy than HCl and hence is more stable.
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