Class 9th – Chemical Formulae with Polyatomic Ions | Atoms and Molecules | Tutorials Point

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Chemical Formulae with Polyatomic ions
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Lecture By: Mrs. Priyanka Choudhary, Tutorials Point India Private Limited
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Amazing only teacher who explained in detail

cherub
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Wonderfully explained! Thanks a lot..out of many videos of youtube this was the one fr my mind

prithaganguly
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Thanks
Finally someone who explained it in detail

kamlabhatt
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i think croos multiplication should be done

poojithaa