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प्रश्न
Which of the following oxidation state is common for all lanthanoids?
विकल्प
+2
+3
+4
+5
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उत्तर
+3
Explanation:
Out of all +3 is the most common oxidation state for all the lanthanide elements.
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संबंधित प्रश्न
Distinguish between lanthanoid and actinoids.
Give a reason for the following:
Actinoids show irregularities in their electronic configurations.
Write on similarity between the chemistry of lanthanoids 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 oxidation states
Write one similarity and one difference between the chemistry of lanthanoid and actinoid elements.
How do you prepare:
Actinoid elements show wide range of oxidation states.
Give reasons for the following:
The chemistry of actinoids elements is not so smooth as that of the lanthanoids.
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?
Identify the CORRECT statement.
Actinoid series begins at ____________ and ends at ____________.
The number of unpaired f-electrons in ytterbium (Z = 70) is ____________.
Which among the following actinoids exhibits highest oxidation state +7?
Which of the following properties is NOT of actinoids?
The inner transition metals of 5f series are known as ____________.
Maximum oxidation state exhibited by Chlorine is ______.
What causes actinoid contraction?
What are actinoids? Give their general electronic configuration.
