IGCSE. Why do atoms bond? What is an ionic bond?

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Presentation transcript:

IGCSE

Why do atoms bond?

What is an ionic bond?

How do negative ions form?

How do positive ions form?

How does a covalent bond form?

Draw the electron structure of Ca and Ca 2+ ?

Draw the electron structure of O and O 2- ?

Draw NaCl showing the electron transfer?

Draw the structure of NH 3 ?

Draw the structure of H 2 O?

Do ionic compounds conduct electricity in the solid state?

Why?

When do ionic compounds conduct elctricity?

Why?

Give three properties of ionic compounds?

Give three properties of covalent compounds?

Which compound is diamond?

Give 4 properties of diamond?

Give 4 properties of graphite?

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