12-d- and f-Block Elements

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Remember d-block (Transition Elements) properties
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AashiOjha
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M
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How to prepare for d- and f-Block Elements for JEE Mains
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10
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2K
Moderator2
M
shyam
Order of Ionisation Energy
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16
shyam
shyam
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Why do transition metals exhibit variable oxidation states while s-block elements usually do not ?
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5
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539
Amodini
Amodini
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Explain why Zn, Cd, and Hg are not considered true transition metals ?
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5
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660
Amodini
Amodini
P
Why does Sc³⁺ have no unpaired electron but Ti³⁺ has one ?
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5
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195
Amodini
Amodini
P
Why is Mn²⁺ more stable than Fe²⁺ in aqueous solution ?
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5
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214
Amodini
Amodini
P
Why do transition metals form colored compounds ? Illustrate with examples.
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5
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390
Amodini
Amodini
P
Why is the enthalpy of atomization high for transition metals compared to s-block elements ?
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5
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592
Amodini
Amodini
P
Explain why Cu²⁺ is more stable than Cu⁺ in aqueous medium, but Cu⁺ is more stable in solid state ?
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5
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732
Amodini
Amodini
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Why do transition metals act as good catalysts ?
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5
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549
Amodini
Amodini
P
Why does Cr²⁺ act as a reducing agent while Mn³⁺ acts as an oxidizing agent ?
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5
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159
Amodini
Amodini
P
Why does the first ionization enthalpy of 5d elements show irregularity compared to 3d and 4d elements ?
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5
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478
Amodini
Amodini
P
Why do lanthanides show a constant +3 oxidation state predominantly ?
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5
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757
Amodini
Amodini
P
Explain the cause of lanthanide contraction and its consequence ?
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5
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727
Amodini
Amodini
P
Why is Ce⁴⁺ a strong oxidizing agent while Eu²⁺ is a strong reducing agent ?
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5
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656
Amodini
Amodini
P
Why do actinides exhibit a greater range of oxidation states compared to lanthanides ?
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5
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605
Amodini
Amodini
P
Why do lanthanides form complexes less readily than actinides ?
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5
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653
Amodini
Amodini
R
Please explain e2g and t2g concept
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5
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562
Sneha Duhan
S
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Why some compound exhibit color in aqueous solution what is the reason behind it I m getting confused ?
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3
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288
Sneha Duhan
S
Anurag07
Impact of Exchange and Reorganization Energy on Ionization Trends in Transition Series
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2
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304
Anurag07
Anurag07
Anurag07
Exception in Metallic Traits: Transition Elements vs. Zn, Cd, Hg, and Mn Explained
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2
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1K
Anurag07
Anurag07
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