PCl5 molecule exist but NCl5 does not - explain.
JU-PHY2nd YearFinalChemistry-IIThe Chemical BondsElectronic theory of valency (Topic Practice)JU-PHY - ⚡ অনলাইন প্রশ্নব্যাংক দেখুন 💥
Another Explanation (5): PCl5 exists because phosphorus (P) has available d orbitals to accommodate five chlorine (Cl) atoms, forming five covalent bonds. Nitrogen (N) lacks readily available d orbitals, limiting it to a maximum of four bonds (e.g., NH3 or NF3). Therefore, NCl5 cannot form.