Ions

Beryllium is in group #2. Does Beryllium (Be) gain or lose electrons?

• gains

• loses

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Oxygen is in Group #6. How many electrons does Oxygen need to gain to have a full outer shell?

• 1

• 2

• 6

• 8

If an atom gains electrons, does this atom become positively charged or negatively charged?

• positive

• negative

• neutral

A charged atom is called a(n)...

• atom

• neuron

• ion

• covalent

True or False?

Aluminum's ionic symbol is Al⁺³

• True

• False

Argon has a full outer shell of 8 valence electrons. What is Argon known as?

• Metal

• Metalloid

• Noble Gas

• Liquid

What is the "octet" rule?

• Atoms want to lose all 8 electrons in their outer most shell.

• Atoms want to achieve a full outer shell of 8 electrons.

• Atoms want to have 8 neutrons in their nucleus.

What is the ionic symbol for Chlorine (Cl)? Chlorine is in Group #7.

• Cl^-1

• Cl⁺¹

• Cl^-7

• Cl⁺⁷

Barium is in Group #2. Will Barium gain or lose their valence electrons?

• Gain

• Lose

Tags

NGSS.HS-PS1-1

Nitrogen is in Group #5. How many electrons will Nitrogen gain to achieve a full outer shell of 8?

• 1

• 3

• 5

• 8