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Chemical Bonding — Chemistry STD 10 — Question

ICSE BoardEnglish MediumSTD 10ChemistryChemical Bonding3 Marks
Question
Compare:
sodium atom and sodium ion
(i) atomic structure
(ii) electrical state
(iii) chemical action
(iv) toxicity
✓

Answer

Sodium atom and sodium ion
(i) Sodium atom has one electron in M shell while sodium ion has 8 electrons in L shell.
(ii) Sodium atom is neutral while sodium ion is positively charged.
(iii) Sodium atom is highly reactive while its ion is inert.
(iv) Sodium atom is poisonous while sodium ion is non-poisonous.

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