Forming Ionic Compounds

What is responsible for bringing cations and anions together?

• the size of the ions

• the opposite charges are attracted to one another

• the similar charges are attracted to one another

• depends on what period they're in

This image shows the bonding between Lithium and Fluorine. What does the red arrow show?

• electrons being shared

• electrons being transferred to Fluorine

• electrons being transferred to Lithium

• electrons being destroyed

Tags

NGSS.MS-PS1-5

Which of the following is the correct formula for these two ions: Al⁺³ & S^-2

• AlS₃

• Al₂S₃

• Al₃S₂

• Al₃S

Tags

NGSS.MS-PS1-1

If I had a cation with a charge of ²⁺ how would you describe the formation of that ion?

• gained 2 electrons

• lost 2 electrons

• gained 4 electrons

• lost 4 electrons

Tags

NGSS.HS-PS1-7

If I had an anion with a charge of ^3- how would you describe the formation of that ion?

• gained 2 electrons

• lost 2 electrons

• gained 3 electrons

• lost 3 electrons

Looking at the periodic table, when the alkali metals form an ion what charge do they have?

• 1-

• 1+

• 2-

• 2+

• 3-

Looking at the periodic table, when the alkaline earth metals form an ion what charge do they have?

• 1-

• 1+

• 2-

• 2+

• 3-

Looking at the periodic table, when the halogens form an ion what charge do they have?

• 1-

• 1+

• 2-

• 2+

• 3-

Tags

NGSS.MS-PS1-1

Nitrogen, N, will form which of the following ions?

• N

• N^-3

• N^-5

• N⁺⁵

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

In the compound aluminum oxide, which is the cation?

• [ Al ] ⁺³

• Al

• [ O ] ^-2

• O