関連ワード:  is sodium chloride an ionic compound    is sodium chloride an ionic compound or covalent    is sodium chloride an ionic bond    is sodium chloride an ionic substance    is sodium chloride an ionic bond or covalent    is sodium chloride an ionic or molecular compound    is sodium chloride an example of ionic compound    sodium chloride is an ionic compound give reason    sodium chloride is an ionic compound why class 9    sodium chloride is an ionic compound true or false