| ⇦ | 
| ⇨ |
CuSO₄ dissolves in NH₃ due to the formation of
Options
(a) Cu(OH)₂
(b) Cu[(NH₃)₄]SO₄
(c) Cu[(NH₃)₄(OH)₂]
(d) CuO
Correct Answer:
Cu[(NH₃)₄(OH)₂]
Explanation:
NH₃+ H₂O→ NH₄OH
CuSO₄ + NH₄OH → Cu(OH)₂ + (NH₄)₂ SO₄ / Cu(OH)₂ + 2NH₄OH + (NH₄)₂ SO₄ → [Cu (NH₂)₄] SO₄ + 4 H₂O ( Tetrammine cupric sulphate
The complex is called as Schotzer’s reagent which is used for dissolving cellulose in the manufacture of artificial silk.
Related Questions: - Calcium is obtained by the
- If the equivalent weight of an element is 32, then the percentage of oxygen
- Assuming fully decomposed, the volume of CO₂ released at STP on heating 9.85g
- The wavelength of the radiation emitted when an electron drops from 3rd orbit
- Which of the following will not be soluble in sodium hydrogen carbonate
Topics: Coordination Compounds
(87)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Calcium is obtained by the
- If the equivalent weight of an element is 32, then the percentage of oxygen
- Assuming fully decomposed, the volume of CO₂ released at STP on heating 9.85g
- The wavelength of the radiation emitted when an electron drops from 3rd orbit
- Which of the following will not be soluble in sodium hydrogen carbonate
Topics: Coordination Compounds (87)
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