Atomic Structure and Ions

The atomic mass of an atom is equal to

• number of protons plus number of neutrons

• number of protons plus number of electrons

• number of electrons plus the number of neutrons

Tags

NGSS.MS-PS1-1

Elements on the LEFT side of the periodic table will most likely form:

• Positive ions

• Negative ions

• Neutral Ions

• None of these

Subatomic particles with a negative charge

• Electrons

• Neutrons

• Protons

• Quarks

Tags

NGSS.MS-PS2-3

Subatomic particles with a positive charge

• neutrons

• atomic mass

• protons

• isotopes

What subatomic particle has most likely been changed in an ion?

• The number of electrons

• The number of protons

• The number of neutrons

Tags

NGSS.MS-PS1-5

The charge of an ion is the

• number of neutrons

• number of protons

• difference between the number of electrons and protons

• sum of the number of protons and neutrons

What is a negatively charged atom called?

• Anion

• Cation

• Ion

Name this isotope:

• Beryllium-6

• Beryllium-4

• Beryllium-1

• Beryllium-10

• Beryllium- 5

Tags

NGSS.MS-PS1-1

Which part of an atom is used to identify it?

• number of protons

• number of neutrons

• number of electrons

The nucleus of an atom is made of

• electrons and protons

• electrons and neutrons

• protons and neutrons

• empty space