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Question

The enthalpy changes for the following processes are listed below:
Cl2(g)2Cl(g); 242.3kJ mol1
I2(g)2I(g); 151.0kJmol 1
ICl(g)I(g)+Cl(g); 211.3kJ mol1
I2(s)I2(g); 62.76kJmol 1
Given that the standard states for iodine and chlorine are I2 (s) and Cl2(g) , the standard enthalpy of formation of ICl (g) is :

A
+16.8 kJ mol1
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B
+244.8 kJ mol1
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C
14.6 kJ mol1
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D
16.8 kJ mol1
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Solution

The correct option is A +16.8 kJ mol1
1970042_13031_ans_b17e21e8e41147e2bb22150e580284e3.jpg

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