JEE Mains · Chemistry · STD 11 - 3. Classification of elements and periodicity in properties
The CORRECT order of first ionisation enthalpy is:
- A \(\mathrm{Mg}<\mathrm{Al}<\mathrm{S}<\mathrm{P}\)
- B \(\mathrm{Al}<\mathrm{Mg}<\mathrm{S}<\mathrm{P}\)
- C \(\mathrm{Mg}<\mathrm{Al}<\mathrm{P}<\mathrm{S}\)
- D \(\mathrm{Mg}<\mathrm{S}<\mathrm{Al}<\mathrm{P}\)
Answer & Solution
Correct Answer
(B) \(\mathrm{Al}<\mathrm{Mg}<\mathrm{S}<\mathrm{P}\)
Step-by-step Solution
Detailed explanation
Mg\(\,\)AIPS \(\rightarrow\) I.E. order \(\rightarrow \mathrm{Al}\,<\,\mathrm{Mg}\,<\,\mathrm{S}\,<\,\mathrm{P}\) \(\quad\quad\quad\quad\quad\quad\mathrm{Mg}\) \(\quad\quad\mathrm{Al}\) \(\quad\quad\quad\mathrm{P}\) \(\quad\quad\quad\mathrm{S}\) Valence…
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