What Is the Oxidation Number of the Chromium Atom in H₂CrO₄

question 83

Multiple Choice

What is the oxidation number of the chromium atom in H₂CrO₄?

• A) +2
• B) +4
• C) +6
• D) -7
• E) -3

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Definitions:

Memory Organization

The way in which memory is structured and managed in a computer system, affecting data access and storage efficiency.

ControlLogic (CLX) Controller

A type of programmable logic controller (PLC) used in industrial applications for automation and control.

Fixed Areas

Predefined sections in memory or on a display screen reserved for specific information or control elements.

Controller Scope Tag

An identifier used in automation and control systems to uniquely name and access a variable or tag within the scope of a controller.