| ⇦ | 
| ⇨ |
Carnallite on electrolysis gives
Options
(a) Ca and Cl₂
(b) Na and CO₂
(c) Al and Cl₂
(d) K and Cl₂
Correct Answer:
K and Cl₂
Explanation:
Carnallite is an ore of potassium: KCl.MgCl₂.6H₂O. Electrolysis of fused KCl and CaCl₂ is carried out to obtain potassium. KCl ⇌ K⁺ + Cl⁻. At cathode, K⁺ + e⁻ → K. At anode, 2Cl⁻ → Cl₂ + 2e⁻.
Related Questions: - Which of the following doesn’t give a ppt. with silver nitrate solution
- For the reaction C₂H₅OH + 3O₂(g) → 2CO₂(g) + 3H₂O which one is true
- In the presence of Lewis acid toluene reacts with chlorine to give
- The greenhouse gas is
- Treatment of acetaldehyde with ethyl magnesium bromide and subsequent hydrolysi
Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following doesn’t give a ppt. with silver nitrate solution
- For the reaction C₂H₅OH + 3O₂(g) → 2CO₂(g) + 3H₂O which one is true
- In the presence of Lewis acid toluene reacts with chlorine to give
- The greenhouse gas is
- Treatment of acetaldehyde with ethyl magnesium bromide and subsequent hydrolysi
Topics: Surface Chemistry and Isolation of Elements (88)
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