Solved papers for JEE Main & Advanced AIEEE Solved Paper-2009
done AIEEE Solved Paper-2009 Total Questions - 2
question_answer1) Knowing that the Chemistry of lanthanoids (Ln) is dominated by its +3 oxidation state, which of the following statements is incorrect?
AIEEE Solved Paper-2009
A)
Because of the large size of the Ln (III) ions the bonding in its compounds is predominantly ionic in character.
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B)
The ionic sizes of Ln (III) decrease in general with increasing atomic number.
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C)
Ln (III) compounds are generally colourless
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D)
Ln (III) hydroxides are mainly basic in character.