Question

He species which by definition has zero standard molar enthalpy of formation at 298 k is (a) br (g) (b) cl (g) (c) ho (g) (d) ch (g)

Answer 1

option (b) is the correct answer

Answer 2

$\huge\bold{He¥\: Mate}$

$\textbf{\underline{HERE IS YOUR ANSWER}}}$
$<b>$
=============================
➡️Correct Option -:B✔️✔️✔️
=============================

❤️Thank you❤️

@☣️RithWik☣️