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BBC
11 个月
Ionic bonding
sodium + chlorine → sodium chloride magnesium + oxygen → magnesium oxide calcium + chlorine → calcium chloride lithium + oxygen → lithium oxide In all of these reactions, the metal atoms ...
BBC
21 小时
Chemistry (Single Science) - OCR 21st Century
Bonding, structure and properties Learn about bonding, structure and properties of matter for your GCSE chemistry exam ... Writing the formula for an ionic compound requires knowledge of the ...
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