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Question
Which of the following oxidation state is common for all lanthanoids?
Options
+2
+3
+4
+5
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Solution
+3
Explanation:
Out of all +3 is the most common oxidation state for all the lanthanide elements.
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RELATED QUESTIONS
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 chemical reactivity.
What is the position of actinoids in periodic table ?
How would you account the following :
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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?
The actinoid contraction is attributed to the ____________.
The highest oxidation state in plutonium (At. no. = 94) is ______.
Which of the following properties is NOT of actinoids?
Which among the following elements is radioactive?
Maximum oxidation state exhibited by Chlorine is ______.
Which of the following actinoids show oxidation states upto +7?
(i) Am
(ii) Pu
(iii) U
(iv) Np
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?
What are actinoids? Give their general electronic configuration.
