Which of the following pairs of substance on reaction will not evolve H₂ gas

Which of the following pairs of substance on reaction will not evolve H₂ gas

Options

(a) Copper and HCl (aqueous)
(b) Iron and steam
(c) Iron and H₂SO₄ (aqueous)
(d) Sodium and ethyl alcohol

Correct Answer:

Copper and HCl (aqueous)

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. Which one of the following is wrong about molecularity of a reaction
  2. When ethanal is treated with Fehling’s solution. it gives a precipitate of
  3. 2.5 Litre of 1 M NaOH solution mixed with another 3 litre of 0.5 M NaOH solution.
  4. Acetaldehyde can not show
  5. Which of the following is not soluble in NaOH