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Polyatomic ion (Chemistry Dictionary)

Polyatomic ion : A molecule composed of two or more covalently bonded atoms which collectively bear a net electric charge and therefore act as an ion.

_ ស្វែងរកឬបកប្រែពាក្យផ្សេងទៀតនៅប្រអប់នេះ៖
ឯកសារការងារនិងរៀនគ្រប់ប្រភេទ៖​
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