The Diameter of a Mercury Atom, Atomic Number 80, Compared

question 202

Multiple Choice

The diameter of a mercury atom, atomic number 80, compared with the diameter of a zirconium atom, atomic number 40, is approximately

• A)half as large
• B)twice as large
• C)the same size
• Because the
• D)atomic masses are not appreciably different.
• E)greater nuclear charge pulls the orbiting electrons closer.
• F)atomic number and atomic diameter are directly proportional to each other.
• G)atomic number and atomic diameter are inversely proportional to each other.

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