Which of the Following Is Not True for the Atoms

question 30

Multiple Choice

Which of the following is not true for the atoms 13N,14N,and 15N?

• A)They all have the same mass number.
• B)They are isotopes.
• C)They all have the same atomic number.
• D)They all have 7 protons.
• E)They all have 7 electrons.

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Definitions:

Estates

Historically, a social or political class; in modern terms, often refers to a substantial area of land or property.

Benjamin Franklin

A Founding Father of the United States, renowned for his contributions to the drafting of the Declaration of Independence and the U.S. Constitution, as well as his inventions and scientific discoveries.

Dividends

The part of corporate profits paid to its shareholders.

Payroll Tax

Taxes imposed on employers or employees, often calculated as a percentage of the salaries that employers pay their staff, funding social security and healthcare programs.