Atomic Structure Review

What is the basic unit of matter?

• Atoms
• Molecules
• Cells
• Minerals

Tags

NGSS.MS-PS1-1

This particle is represented by the atomic number AND is used to identify all atoms.

• Neutron

• Proton

• Electron

• Idontknowatron

What is found in the nucleus of atoms?

• Protons and electrons.
• Protons, neutrons, and electrons.
• Protons and neutrons.
• Neutrons and electrons.

Tags

NGSS.MS-PS1-1

Where are electrons of an atom found?

• Nucleus
• Electron Cloud
• Some are in the nucleus and some in the electron cloud.
• They are moving everywhere.

Tags

NGSS.MS-PS1-1

Neutrons are found in the...

• Nucleus
• Electron Cloud
• Electrons
• Protons

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NGSS.MS-PS1-1

Electrons have a ___________ charge.

• Positive
• Negative
• Neutral

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NGSS.MS-PS2-3

The _____________ is the number of protons and neutrons in an atom.

• Atomic Mass
• Atomic Symbol
• Atomic Number
• Atomic charge

Tags

NGSS.MS-PS1-1

The following element has _____________ electrons.

• 114
• 289
• 175
• 403

Tags

NGSS.MS-PS1-1

The following element has _______________ neutrons.

• 15
• 16
• 31
• 46

Tags

NGSS.MS-PS1-1

What is the symbol for Potassium?

• P
• K
• Pb
• Pd