Which of the Following Statements About Atoms Is True

question 45

Multiple Choice

Which of the following statements about atoms is true?

• A) The negative charge of an electron is larger than the positive charge of a proton. This is the reason that there are usually more protons than electrons in an atom.
• B) Neutrons add mass to an atom without influencing other properties.
• C) When the number of protons equals the number of electrons, an atom has a neutral charge.
• D) Atoms of an element are radioactive whenever they vary in their number of neutrons.
• E) The energy level of electrons is higher in shells close to the nucleus.

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