AP EAMCET Engineering 22 Apr 2019 Shift 1 Paper

Section: Chemistry

Question : 149 of 160

Marks: +1, -0

Identify the conect statements horn the following
i. The ionic radius of Pr3+,Dy3+ and Sm3+ follow the order. Sm3+ > Pr3+ > Dy3+
ii. Eu2+ acts as strong reducing reagent
iii. Pu exhibits + 7 oxidation state

i , ii only
i , iii only
i , ii , iii
ii , iii only

Validate

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Pr3+	>	Sm3+	>	Dy3+
1.013Å	‌	0.964Å	‌	0.908Å