A New Complex Containing Cu²⁺ Is Prepared

question 8

Multiple Choice

A new complex containing Cu²⁺ is prepared. Which method would you use to (i) determine bond lengths in the complex and (ii) check its chemical formula?

• A) Infrared spectroscopy for (i) and mass spectroscopy for (ii).
• B) Single crystal X-ray diffraction for (i) and CHN analysis for (ii).
• C) EPR for (i) and thermal analysis for (ii).

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Definitions:

Actual Unemployment

The current level of unemployment in the economy, reflecting the number of people who are actively seeking employment but are without jobs.

Natural Rate

The level of economic activity, particularly unemployment or interest rates, that corresponds to the economy's long-term equilibrium without short-term cyclical fluctuations.

Potential Output

Potential output is the maximum amount of goods and services an economy can produce when it is most efficient and fully employed, without causing inflation.

Expansionary Gap

A situation where real GDP exceeds potential GDP, often leading to inflationary pressures due to high demand in an economy.