a. Name and give the formulae of the substances A to F. b. Write balanced chemical equations

Question:

a. Name and give the formulae of the substances A to F.

b. Write balanced chemical equations for the reactions in which:

(i) Black solid A was formed

(ii) White powder C and brown–pink solid B were formed

(iii) Colourless solution D was formed.

c. The reaction between black solid A and magnesium is a redox reaction. With reference to this reaction, explain what you understand by this statement.

d. Write anode and cathode reactions for the processes which take place during the electrolysis of molten D.

e. Suggest a use for:

(i) Brown–pink solid B

(ii) Silvery metal E

(iii) Green gas F.

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Chemistry

ISBN: 9781444176445

3rd Edition

Authors: Bryan Earl, Doug Wilford

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Question Posted: Aug 25, 2021 01:05 AM

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a. Name and give the formulae of the substances A to F. b. Write balanced chemical equations

Question:

Copper heat in air (oxygen) Black solid A heat with powdered magnesium Brown-pink solid B+ white powder C dilute hydrochloric acid Brown-pink solid B + colourless solution D + water filter and evaporate filtrate to dryness Solid D electrolysis of molten D Silvery metal E + green gas F

Step by Step Answer:

a Substance A Black solid copper oxide CuO Substance B Brownpink solid copper chloride CuCl Substanc...View the full answer

Chemistry

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