Which Statement Concerning Atoms Is FALSE

question 105

Multiple Choice

Which statement concerning atoms is FALSE?

• A)The atomic number of an atom is the number of protons it contains.
• B)The mass number of an atom is the sum of the number of protons,neutrons,and electrons it contains.
• C)The nucleus of an atom contains its protons and neutrons,and is positively charged.
• D)The nucleus of an atom is the heaviest part of the atom.
• E)Electrons reside outside the nucleus in what is called the electron cloud.

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Definitions:

Hydrogen

The lightest and most abundant chemical element in the universe, symbolized as H.

Methane

A simple alkane hydrocarbon with a molecular formula of CH4, known as the main component of natural gas.

Water Molecule

A water molecule consists of two hydrogen atoms bonded to one oxygen atom (H2O), fundamental for all known forms of life.

Representation

The act of depicting or the state of being depicted, often used in the context of graphics, data visualization, or symbolic systems.