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The atomic radii of transition elements ...

The atomic radii of transition elements from Cr to Cu are almost equal because

A

increasing nuclear charge from Cr toCu

B

repulsion among increased electrons

C

increased screening effect to nullify increased neclear charge

D

all of these

Text Solution

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The correct Answer is:
C
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TARGET PUBLICATION-D AND F-BLOCK ELEMENT -CRITICAL THINKING
  1. Among the following outermost configurations of transitionn metals, wh...

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  2. In how many of the following , the oxidation state of transition metal...

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  3. The atomic radii of transition elements from Cr to Cu are almost equal...

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  4. In which of the following compounds the radius of chromium ion is smal...

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  5. The colour of transition metal ion is attributed to:

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  6. If a compound absorbs orange colour from the white light, then the obs...

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  7. Cuprous ion is colourless, while cupric ion is colured because

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  8. The catalytic activity of the transition metals and their compound is ...

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  9. Which of the following would be diamagnetic?

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  10. Which of the following has highest paramagnetic character

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  11. Which one of the following sets correctly represents the increase in t...

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  12. Which one of the following pair will have equal magnetic moment value?

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  13. For a transition metal ion having seven electrons in its d-subshell, t...

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  14. The yellow colour of chromates changes to orange on acidification due ...

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  15. Acidified potassium dichromate is treated with hydrogen sulphide. In t...

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  16. The bonds present in the structure of dichromate ion are

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  17. The equivalent mass of KMnO4in the following reaction is . (M = Mole...

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  18. In acidic medium one mole of MnO(4)^(-) accepts how many moles of elec...

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  19. Which orbital is progressively filled in lanthanides?

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  20. In which of the lanthanide elements, 5d electrons does NOT shift to 4f...

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