Given the three statements below, select the correct choice.
I. The lanthanide contraction causes Nb and Ta to have the same atomic radius.
II. The lanthanide contraction causes the radius of Zr to be greater than the radius of Ti.
III. The lanthanide contraction causes the first ionization energy of W to be larger than that of Mo.
A) I and II are true, III is false
B) I and III are true, II is false
C) II and III are true, I is false
D) only I is true
E) none of these
Correct Answer:
Verified
Q7: Which of these transition elements has the
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Q9: The maximum oxidation state of a transition
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Q11: The highest oxidation state expected for Ti
Q13: What is the oxidation state of the
Q14: What is the coordination number of the
Q15: Which of these metals is not a
Q16: The formula of potassium pentacyanocarbonylcobaltate(III) is:
A) K3[Co(CN)5CO]
B)
Q17: Which of the statements are true of
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