Elements and Compounds — CHEMISTRY STD 7 — Question
ICSE BoardEnglish MediumSTD 7CHEMISTRYElements and Compounds1 Mark
Question
Define the terms $:$ Atomicity
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Answer
The number of atoms present in a molecule of an element is called its atomicity. Depending on the atomicity, molecules can be monoatomic $($e.g. helium $= He),$ diatomic $($e.g. oxygen $– O_2),$ triatomic $($e.g. ozone $= O_3)$ or polyatomic $($e.g. phosphorous $= P_4)$
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