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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
Distinguish between lanthanoid and actinoids.
Compare the chemistry of the actinoids with that of lanthanoids with reference to electronic configuration
Compare the chemistry of the actinoids with that of lanthanoids with reference to chemical reactivity.
How would you account the following :
Highest fluoride of Mn is MnF4 whereas the highest oxide is Mn2O7.
Choose the most correct option.
In which of the following series all the elements are radioactive in nature?
Manganese in the +2 oxidation state is more stable than +3 oxidation state where as iron is stable at +3 oxidation state than +2 oxidation state. Explain why?
Actinoid series begins at ____________ and ends at ____________.
There are 14 elements in actinoid series. Which of the following elements does not belong to this series?
What causes actinoid contraction?
What are actinoids? Give their general electronic configuration.
