In a Molecule Having Three Pairs of Electrons Around a Central

question 49

Multiple Choice

In a molecule having three pairs of electrons around a central atom and a planar triangle shape, how many lone pairs of electrons does the central atom have?

• A)1
• B)0
• C)2
• D)3

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Definitions:

Principal Diagnosis

The primary condition determined after evaluation to be the main cause of the patient's need for treatment or medical care.

Principal Diagnosis

The principal diagnosis is the primary condition determined after study to be chiefly responsible for a patient's admission to a hospital for care.

Principal Diagnosis

The main condition diagnosed at the end of a hospital stay or health care encounter that primarily motivated the treatment.

ATC

Average Total Cost, the sum of all costs divided by the quantity of output produced, a key concept in economics for understanding profitability at different production levels.