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In the equilibrium reaction:<br/>H₂(g) + I₂(g) ⇌ 2HI(g)<br/>Adding ...

In the equilibrium reaction:<br/>H₂(g) + I₂(g) ⇌ 2HI(g)<br/>Adding more hydrogen gas causes equilibrium to shift toward:
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Iodine gas production
  • B Reverse gaseous reaction
  • C Hydrogen iodide formation
  • D Catalyst decomposition direction
Correct Answer: Option C
Explanation:
Adding more hydrogen increases reactant concentration, so equilibrium shifts to the right to use up excess hydrogen and form more HI.

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