What Is the Oxidation Number of the Chromium Atom in K₂Cr₂O₄

question 89

Multiple Choice

What is the oxidation number of the chromium atom in K₂Cr₂O₄ ?

• A)-2
• B)+2
• C)+6
• D)+7

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Definitions:

Amplitude Responses

The degree of change or variation in a signal's strength or intensity, typically measured in relation to a response or output.

ERP Signals

Event-Related Potentials; these are measured brain responses that are the direct result of a specific sensory, cognitive, or motor event.

Stimulus Presentation

The method or manner in which a stimulus is shown to a participant in a study, affecting their reactions or responses.

Milliseconds

A unit of time equal to one thousandth of a second, often used to measure the time of quick processes or reactions.