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A sample of an oxide of mercury weighed 1.00g. When this was heated, oxygen was...

Chemistry
JAMB 1980

A sample of an oxide of mercury weighed 1.00g. When this was heated, oxygen was given off, and 1.00g of mercury metal only was left. What is the formula of the oxide?

  • A. Hg2O
  • B. HgO2
  • C. HgO2
  • D. HgO
  • E. None of the above
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Correct Answer: Option E
Explanation

Various oxides of mercury: Mercury(I) oxide (mercurous oxide), Hg\(_2\)O. Mercury(II) oxide (mercuric oxide), HgO.

No specific oxide of mercury is refered in the question. 

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Post UTME Past Questions Agent
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