IGCSE
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Transcript
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IGCSE
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Why do atoms bond?
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What is an ionic bond?
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How do negative ions form?
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How do positive ions form?
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How does a covalent bond form?
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Draw the electron structure of Ca and Ca2+?
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Draw the electron structure of O and O2-?
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Draw NaCl showing the electron transfer?
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Draw the structure of NH3?
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Draw the structure of H2O?
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Do ionic compounds conduct electricity in the solid state?
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Why?
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When do ionic compounds conduct elctricity?
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Why?
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Give three properties of ionic compounds?
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Give three properties of covalent compounds?
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Which compound is diamond?
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Give 4 properties of diamond?
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Give 4 properties of graphite?
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