Which of the Following Pairs Have the Same Number of Electrons

question 19

Multiple Choice

Which of the following pairs have the same number of electrons in the outermost shell?

• A)K and Ca
• B)S⁴⁺ and Al³⁺
• C)Na⁺ and Ne
• D)Ne and He

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Definitions:

Friction

The resistance that one surface or object encounters when moving over another, often resulting in the generation of heat.

Bony Junctions

The connections between bones, often referring to joints or areas where bones meet and articulate.

Synovial Joint

A type of movable joint encapsulated in a synovial membrane that secretes lubricating synovial fluid, allowing smooth movement between bones.

Atlantooccipital

Referring to the joint connecting the atlas (the first cervical vertebra) and the occipital bone of the skull, allowing for nodding and rotation of the head.