JEE Main 24 Jan 2025 Shift 2 Paper

The rise in temperature of neutralization reaction will be maximum for maximum number of moles of strong acid and strong base neutralized and lower volume of final solution.
(1)     HCl+NaOH⟶NaCl+H2O
mmol    30    30
Final volume of solution =60mL
Option (2) and (3) have weak acids and in option (4) only 20 mmol of HCl will be neutralized with 70 mL final volume.