Magnesium does not decompose in

Magnesium Does Not Decompose In Chemistry Question

Magnesium does not decompose in

Options

(a) steam
(b) hot water
(c) cold water
(d) semi-hot water

Correct Answer:

cold water

Explanation:

Magnesium has a very slight reaction with cold water. The reaction soon stops because the magnesium hydroxide formed is almost insoluble in water and forms a barrier on the magnesium preventing further reaction. Mg + 2H₂O → Mg(OH)₂ + H₂.

Related Questions:

  1. 1.0g of magnesium is burnt with 0.56 g O₂ in a closed vessel
  2. The amphoteric oxide is
  3. Which among the following is an extensive property of the system
  4. Which among the following is strong acid
  5. Which of the following statements is correct

Topics: S and Some P Block Elements (157)
Subject: Chemistry (2512)

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