A Metallic Object Holds a Charge of −4

question 33

Multiple Choice

A metallic object holds a charge of −4.8 × 10−⁶ C.What total number of electrons does this represent? (e = 1.6 × 10−¹⁹ C is the magnitude of the electronic charge. )

• A)3.0E+13
• B)7.8E+13
• C)1.9E+13
• D)7.8E+14
• E)1.6E+14

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Definitions:

Orbitals

Mathematical equations that represent the wave-like properties of electrons within an atom.

Electrons

Subatomic particles with a negative electric charge, found in all atoms and acting as the primary carrier of electricity in solids.

Lewis Structure

A representation of molecules showing all the valence electrons and highlighting the bonding between atoms.

Chloromethane

A colorless and highly volatile compound, used as a refrigerant, propellant, and in the synthesis of other chemicals.