5.2 Ionic Bonding

Atoms form ions because they want to have a ____ outer shell.

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Ionic bonds are formed between...

• Non - metals

• A metal and a non-metal

• Metals

How is an ionic bond formed?

• Sharing of electrons

• Delocalised electrons

• Transfer of electrons

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Lithium is in group 1 of the periodic table, which ion would it form?

• Li^-

• Li^2-

• Li⁺

• Li²⁺

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In the chemical formula for an ionic compound, which item is written first?

Hint, NaCl (Sodium Chloride) is an ionic compound.

• positive ion
• negative ion
• subscript
• the female

Which of the following could NOT form an ionic compound? Check all that apply.

• Li⁺ and Cl^-

• F^- and O^2-

• Ba²⁺ and Ag⁺

• Mg²⁺ and S^2-

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Which of the following could form an ionic compound? Check all that apply.

• Na⁺ and F^-

• S^2- and O^2-

• Ca²⁺ and Fe³⁺

• Mg²⁺ and Cl^-

Which of the following is true for ionic bonding & ionic compounds? Choose all that apply.

• They must be made of ions with like charges.

• The negative ion must be written first.

• Compounds must have an overall charge of zero.

• They are made of metals and nonmetals.

• The positive ion must be written first.

How many dots would you put around carbon, a group 14 element?

• 4

• 6

• 8

• 18

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NGSS.HS-PS1-1

This could be the dot diagram of

• Mg

• Cl

• C

• O

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