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Transition elements

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Question 15

Chromium(III) forms an octahedral complex ion E\textbf{E}E, which contains both water (H2O\text{H}_2\text{O}H2​O) and chloride (Cl−\text{Cl}^-Cl−) ligands.

Complex ion E\textbf{E}E has a molar mass of 177.5 g mol−1177.5\text{ g mol}^{-1}177.5 g mol−1.

Determine the formula and charge of complex ion E\textbf{E}E.

[4]
Markscheme

Transition elements Questions

  1. A Level
  2. /Chemistry
  3. /Transition elements

48 exam-style questions on OCR A A Level Chemistry Transition elements. Each one has a worked solution and a mark scheme showing where the marks go.

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