| ⇦ | 
| ⇨ |
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: - The fcc crystal contains how many atoms in each unit cell
- The mole heat capacity of water at constant pressure, C, is 75 J K⁻¹mol⁻¹.
- Dumas method involves the determination of nitrogen content in the organic
- Which of othe following is paramagnetic?
- The electrolytic reduction of nitrobenzene in strongly acidic medium produces
Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The fcc crystal contains how many atoms in each unit cell
- The mole heat capacity of water at constant pressure, C, is 75 J K⁻¹mol⁻¹.
- Dumas method involves the determination of nitrogen content in the organic
- Which of othe following is paramagnetic?
- The electrolytic reduction of nitrobenzene in strongly acidic medium produces
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.
Share this page with your friends
Leave a Reply