Tips and Tricks on Periodic Classification Of Elements



Lanthanide Contraction: Show reduction in size from left to right
Reason: Because f-orbital's have poor shielding properties & low penetrating power.

IE increases along a period
Why? Due to 1. Decrease of atomic size & 2. Increased nuclear charge

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Practice other most important chapters tips
Principles and Processes of Extraction (Metallurgy)
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Aldehyde Ketone
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