Ionic compound formula

An ionic compound is made up of a positive and a negative ion.

• TRUE

• FALSE

Cations are negatively charged ions.

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• FALSE

Ionic compound are formed by the loss and gain of electrons.

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• FALSE

A group of atoms with an overall charge is called an anion.

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• FALSE

In an ionic compound the cation is always written first followed by the anion.

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• FALSE

All Ionic compounds only contain non-metals.

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• FALSE

What is the formula of the compound formed when Ca²⁺ and Cl^1- combine?

• CaCl

• CaCl₂

• Ca₂Cl₂

• Cl₂Ca

What is the formula of the compound formed when Mg²⁺ and O^2- combine?

• MgO

• Mg₂O

• Mg₂O₂

• MgO₂

What is the formula of the compound formed when Cu²⁺ and N^3- combine?

• Cu₂N₃

• CuN

• Cu₂N

• Cu₃N₂

What is the formula of the compound formed when Na¹⁺ and Cl^1- combine?

• Na₁Cl₁

• NaCl

• ClNa

• NACL