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Which of following is correct order of ionic radii of Y^+3, La^3+, Eu^3+, Lu^3+ ?

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Which of following is correct order of ionic radii of Y+3, La3+, Eu3+, Lu3+ ?

(A) Y3+ , < La3+ , < Eu3+ , > Lu3+

(B) Y3+ , < Lu3+ ,< Eu3+ , < La3+

(C) Lu3+ ,< Eu3+ , < La3+ , < Y3+

(D) La3+ , <  Eu3+ , < Lu3+ ,< Y3+

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(C) Lu3+ ,< Eu3+ , < La3+ , < Y3+

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