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प्रश्न
What is actinoid contraction?
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उत्तर
The general trend in lanthanoids is observable in the actinoids as well. There is a gradual decrease in the size of atoms or M3+ ions across the series. This may be referred to as the actinoid contraction.
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संबंधित प्रश्न
Write on similarity between the chemistry of lanthanoids and actinoids.
What is the position of actinoids in periodic table ?
How do you prepare:
Actinoid elements show wide range of oxidation states.
Which of the following actinoids shows +6 oxidation state?
Which of the following properties is NOT of actinoids?
Which among the following elements is radioactive?
Which of the following oxidation state is common for all lanthanoids?
Assertion: Actinoids form relatively less stable complexes as compared to lanthanoids.
Reason: Actinoids can utilise their 5f orbitals along with 6d orbitals in bonding but lanthanoids do not use their 4f orbital for bonding.
The incorrect statement among the following is:
Why do actinoids show variable oxidation states?
