Which Group Contains Only Elements Which Normally Exist as Diatomic

question 68

Multiple Choice

Which group contains only elements which normally exist as diatomic molecules?

• A)nitrogen;sulfur,bromine
• B)helium;neon,argon
• C)nitrogen;oxygen,fluorine
• D)hydrogen;lithium,sodium
• E)oxygen;phosphorus,germanium

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Definitions:

Diastolic Blood Pressures

The pressure in the arteries when the heart rests between beats, indicative of cardiovascular health and used in diagnosing hypertension.

Mm Hg

Millimeters of mercury; a unit of pressure commonly used in medicine and meteorology to measure blood pressure and atmospheric pressure, respectively.

Uniform

Characterized by being the same in all situations, without variation or diversity in detail or condition.

Unimodal

A description of a distribution that has a single peak or mode; characterized by having one predominant value or central tendency.