The Total Number of Bonding Electrons in a Molecule of Formaldehyde

question 124

Multiple Choice

The total number of bonding electrons in a molecule of formaldehyde (H₂CO) is

• A) 3.
• B) 4.
• C) 6.
• D) 8.
• E) 18.

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Definitions:

Plasma

The liquid component of blood that carries cells and proteins throughout the body.

Serum Separator

A device or material in blood collection tubes that isolates serum from blood cells after centrifugation, used for various medical tests.

Formed Elements

Components of blood that include red blood cells, white blood cells, and platelets.

Butterfly Collection System

A type of IV needle system used for drawing blood that has a thin, needle-like tube connected to a winged end, making the insertion easier and minimizing discomfort for the patient.