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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
How would you account for the following:
The chemistry of actinoids is more complicated as compared to lanthanoids.
With reference to structural variability and chemical reactivity, write the differences between lanthanoids and actinoids
Which is the last element in the series of the actinoids? Write the electronic configuration of this element. Comment on the possible oxidation state of this element.
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.
The actinoid contraction is attributed to the ____________.
The number of unpaired f-electrons in ytterbium (Z = 70) is ____________.
The highest oxidation state in plutonium (At. no. = 94) is ______.
Which among the following elements is radioactive?
The inner transition metals of 5f series are known as ____________.
Maximum oxidation state exhibited by Chlorine is ______.
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:
What causes actinoid contraction?
Why do actinoids show variable oxidation states?
What are actinoids? Give their general electronic configuration.
