An Oxide Ion, O^2-, Has

question 140

Multiple Choice

An oxide ion, O^2-, has:

• A) 8 protons and 10 electrons
• B) 10 protons and 8 electrons
• C) 8 protons and 9 electrons
• D) 8 protons and 7 electrons
• E) 10 protons and 7 electrons

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Definitions:

Combinations

The selection of items from a collection, such that the order of selection does not matter, often used in probability and statistics.

Distinguishable

The quality of being clearly different or distinct in character or appearance, making something recognizable or understandable.

Ordered Arrangements

Refers to the organization of elements in a specific sequence where the order of these elements is important.

Probability

An estimation of the chances that an event will transpire, articulated as a number from 0 to 1.