Language of Chemistry — CHEMISTRY STD 8 — Question
ICSE BoardEnglish MediumSTD 8CHEMISTRYLanguage of Chemistry2 Marks
Question
Differentiate between the terms - 'Ion' $\&$ 'radical' with suitable examples.
✓
Answer
Ion "is an atom or a group of atoms carrying a positive or negative charge due to loss or gain of electrons." e.g. cation $Na ^{+}$and $Cl ^{-}$is anion.
Radical "is group of atoms of elements that behaves like a single unit $\&$ show valency."
Positive radical $\ce{[NH_4^{1+}}($Ammonium$)$
Negative radical $[\ce{HCO_3^{1-}}] ($Bicarbonate$)$, $\left[ NO _3{ }^{1-}\right] ($Nitrate$)$
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