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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: - Which of the following can be termed a phenol formaldehyde resin
- When a mixture of calcium acetate and calcium formate is dry distilled, the
- Maximum number of electrons in a subshell of an atom is determined
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- On heating glycerol with conc.H₂SO₄, a compound is obtained which has bad odour.
Topics: Coordination Compounds
(87)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following can be termed a phenol formaldehyde resin
- When a mixture of calcium acetate and calcium formate is dry distilled, the
- Maximum number of electrons in a subshell of an atom is determined
- The alkyl halide is converted into an alcohol by
- On heating glycerol with conc.H₂SO₄, a compound is obtained which has bad odour.
Topics: Coordination Compounds (87)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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