NEET Chemistry Past PapershardMCQ SINGLE

Match the following columns :- Column-I Column-II (A) CH (g) → C(g) + 4H(g) (P) Enthalpy of solutionNEET Chemistry Past Papers Chemistry Question

Question

Match the following columns :- Column-I Column-II (A) CH (g) → C(g) + 4H(g) (P) Enthalpy of solution (B) 6C(graphite) + 3H (g) → C H (l) (Q) Enthalpy of combustion (C) C H O (s) + 6O (g) →6CO (g)+6H O(l) (R) Lattice enthalpy (D) NaCl(s) → Na (aq) + Cl (aq) (S) Enthalpy of atomization (E) NaCl(s) → Na (g) + Cl (g) (T) Enthalpy of formation (F) C H (g) + H (g) → C H (g) (U) Enthalpy of hydrogenation Correct match will be :- (A) A-R, B-S, C-P, D-Q, E-U, F-T (B) A-U, B-T, C-S, D-R, E-P, F-Q (C) A-S, B-T, C-Q, D-P, E-R, F-U (D) A-S, B-T, C-U, D-R, E-P, F-Q 4 2 6 6 6 12 6 2 2 2 + – + – 2 4 2 2 6 (A) CH (g) → C(g) + 4H(g) (P) (B) → C H (l) (C) C H O (s) + 6O (g)→ 6CO (g) + 6H O(l) (D) NaCl(s) → Na (aq) + Cl (aq) (S) (E) NaCl(s) → Na (g) + Cl (g) (F) C H (g) + H (g) → C H (g) (1) A-R, B-S, C-P, D-Q, E-U, F-T (2) A-U, B-T, C-S, D-R, E-P, F-Q (3) A-S, B-T, C-Q, D-P, E-R, F-U (4) A-S, B-T, C-U, D-R, E-P, F-Q 4 2 6 6 6 12 6 2 2 2 + – + – 2 4 2 2 6

Answer: C

💡 Solution & Explanation

ution (B) 6C(graphite) + 3H (g) → C H (l) (Q) Enthalpy of combustion (C) C H O (s) + 6O (g) →6CO (g)+6H O(l) (R) Lattice enthalpy (D) NaCl(s) → Na (aq) + Cl (aq) (S) Enthalpy of atomization (E) NaCl(s) → Na (g) + Cl (g) (T) Enthalpy of formation (F) C H (g) + H (g) → C H (g) (U) Enthalpy of hydrogenation Correct match will be :- (1) A-R, B-S, C-P, D-Q, E-U, F-T (2) A-U, B-T, C-S, D-R, E-P, F-Q (3) A-S, B-T, C-Q, D-P, E-R, F-U (4) A-S, B-T, C-U, D-R, E-P, F-Q 4 2 6 6 6 12 6 2 2 2 + – + – 2 4 2 2 6 (A) CH (g) → C(g) + 4H(g) (P) (B) → C H (l) (C) C H O (s) + 6O (g)→ 6CO (g) + 6H O(l) (D) NaCl(s)

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