Which one of the alkali metals, forms only, the normal oxide, M₂O on heating

Which One Of The Alkali Metals Forms Only The Normal Chemistry Question

Which one of the alkali metals, forms only, the normal oxide, M₂O on heating in air

Options

(a) Rb
(b) K
(c) Li
(d) Na

Correct Answer:

Li

Explanation:

When alkali metals heated in atmosphere of oxygen, the alkali metals ignite and form oxides.On combustion, Li forms Li₂O; sodium gives the peroxide Na₂O₂ and potassium and rubidium gives superoxide(MO₂).

Related Questions:

  1. In the Kjeldahl’s method for estimation of nitrogen present in a soil sample
  2. Three dimensional molecules with cross links are formed in the case of a
  3. Which one of the following is true in electrolytic refining
  4. For a given exothermic reaction, Kp and K’p are the equilibrium constants
  5. Mendius reaction converts an alkyl cyanide to

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

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

NEETLab Mobile App

Share this page with your friends

Be the first to comment

Leave a Reply

Your email address will not be published.


*