Ionic Compounds

What is the primary method used to write the correct formula for an ionic compound?

• Charge balance

• Mass balance

• Volume balance

• Energy balance

Ionic compounds are generally hard but ______.

• flexible

• soft

• brittle

• elastic

Why do ionic compounds require a lot of energy to break?

• They have weak bonds

• They have strong ionic bonds

• They are flexible

• They are soft.

Ionic compounds are able to dissolve in water due to ______ interactions.

• magnetic

• polarity

• gravitational

• nuclear

Tags

NGSS.HS-PS1-3

Ionic compounds are generally ______ but brittle.

• soft

• hard

• flexible

• elastic

What type of interactions allow ionic compounds to dissolve in water?

• Magnetic

• Polarity

• Gravitational

• Nuclear

What type of attraction occurs between positive and negative ions in ionic compounds?

• Magnetic attraction

• Electrostatic attraction

• Gravitational attraction

• Nuclear attraction

Tags

NGSS.HS-PS1-3

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What is the charge on a sodium ion in NaCl?

• +1

• -1

• +2

• -2

In NaCl, the sodium ion is represented as ____.

• Na

• Na+

• Na-

• Na2+

Tags

NGSS.MS-PS1-1

Which element loses an electron in the formation of NaCl?

• Sodium

• Chlorine

• Both

• Neither

Tags

NGSS.HS-PS1-1

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