QUESTION-4 i) Calculate AH” for the reaction H2(g) + 1;(8)—2HI(g) using-H= 436.4 kJ/mol and H- I=298.3 kJ/molthat AH°f f

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Question 4 I Calculate Ah For The Reaction H2 G 1 8 2hi G Using H 436 4 Kj Mol And H I 298 3 Kj Molthat Ah F F 1 (64.49 KiB) Viewed 88 times

QUESTION-4 i) Calculate AH” for the reaction H2(g) + 1;(8)—2HI(g) using-H= 436.4 kJ/mol and H- I=298.3 kJ/molthat AH°f for I: (g) is 151.0 kJ/mol. ii) Calculate the enthalpy of reaction for the process H2(g) + C1:(8)—2HCl(g) where H- H(H2)=436.4 kJ/mol, C1-C1=242.7 kJ/mol and H-C1=431.9kJ/mol iii) Estimate the enthalpy change for the combustion of hydrogen gas: 2H2(g) + O2(g) +2H2O(g) H-H=436.4 kJ/mol, O=O=498.7 kJ/mol and O-H=460.0 kJ/mol iv) Formal charge. Calculation of valence electron of a compound. V) Rank the bonds in each set in order of decreasing bond length and decreasing bond strength: (a) C=N, CEO, CEC; (b) P-I, P-F, P-Br. and vi) Rank the bonds in each set in order of increasing bond length and increasing bond strength: (a) Si-F, Si-C, Si-O; (b) N=N, N-N, NEN.