Aqueous solutions of sodium sulfide and copper (II) chloride are mixed together.

Chemistry
Tutor: None Selected Time limit: 1 Day

Aqueous solutions of sodium sulfide and copper (II) chloride are mixed together. Which statement is correct?

A. Both NaCl and CuS precipitate from solution
B. No reaction will occur.
C. CuS will precipitate from solution.
D. NaCl will precipitate from solution
E. A gas is released

HOW AND WHY

Oct 23rd, 2015

Thank you for the opportunity to help you with your question!

c. CuS will precipitate from solution

  • CuS is insoluble
  • NaCl will stay in solution
Please let me know if you need any clarification. I'm always happy to answer your questions.
Oct 23rd, 2015

  • NaCl will stay in solution does that mean it is soluable?
how did u figure this out?

Oct 23rd, 2015

Yes Sodium Chloride is Soluble.

The copper will react with Sulphur while Sodium will react with the chlorine

2Na2S + CuCl2--> 2NaCl + CuS(s)

Oct 23rd, 2015

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Oct 23rd, 2015
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Oct 23rd, 2015
Dec 6th, 2016
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