Structure of atoms

What are the three particles that make up the atom?

• protons, neutrons and isotopes

• protons, negatives and electrons

• neutrons, isotopes and electrons

• protons, neutrons and electrons

The positive particles of an atom are

• electrons

• neutrons

• nucleus

• protons

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NGSS.MS-PS1-1

Electrons have this type of charge

• negative

• neutral (no charge)

• positive

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NGSS.MS-PS2-5

What does the nucleus of an atom contain?

• Electrons and neutrons

• Protons and neutrons

• Electrons and protons

• Neutrons and electrons

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NGSS.MS-PS1-1

Neutrons have a negative charge

• True

• False

An element with 6 electrons has:

• 6 electron shells

• 4 valence electrons

• 6 valence electrons

• 2 valence electrons

One of the differences between the isotopes and regular atom is

• They have different number of protons

• They have different number of electrons

• They have different number of neutrons

What is the atomic number of the atom pictured? 

• 11
• 12
• 22
• 23

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NGSS.MS-PS1-1

What is the number of protons that the element in this image contain?

• 14
• 7
• 15
• 18

Tags

NGSS.MS-PS1-1

What number indicates an electron?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1