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प्रश्न
With reference to structural variability and chemical reactivity, write the differences between lanthanoids and actinoids
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उत्तर
| Lanthanoids | Actinoids |
| Their magnetic properties can be explained easily. | Their magnetic properties cannot be explained easily, as they are more complex. |
| Except promethium, they are non-radioactive | They are radioactive |
| Besides +3 oxidation state, they show +2 and +4 oxidation states only in few cases. | Besides +3 oxidation state, they show higher oxidation states of +4, +5, +6, +7 also. |
| Lanthanoid compounds are less basic | Actinoid compounds are more basic. |
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संबंधित प्रश्न
How would you account for the following:
Actinoid contraction is greater than lanthanoid contraction.
Write four points of distinction between Lanthanoids and Actinoids.
Give reasons for the following:
The chemistry of actinoids elements is not so smooth as that of the lanthanoids.
Choose the most correct option.
In which of the following series all the elements are radioactive in nature?
Identify the CORRECT statement.
Actinoid series begins at ____________ and ends at ____________.
Which among the following actinoids exhibits highest oxidation state +7?
Which among the following elements is radioactive?
There are 14 elements in actinoid series. Which of the following elements does not belong to this series?
What is actinoid contraction?
