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Atomic number of the element having ns^1...

Atomic number of the element having `ns^1` configuration and belonging to 3d transition series would be________.

A

only 24

B

only 25

C

only 29

D

24 and 29

Text Solution

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The correct Answer is:
D
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TARGET PUBLICATION-D AND F-BLOCK ELEMENT -CRITICAL THINKING
  1. d-block elements belong to periods of the periodic table.

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  2. The electronic configuration of four elements are given below. Which e...

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  3. Atomic number of the element having ns^1 configuration and belonging t...

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  4. The number of unpaired electrons in the ground state of chromium atoms...

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  5. The most abundant transition metal in earth crust is :

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  6. The transition elements exhibit variable oxidation states because.

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  7. In 3d series, the first ionization energy is maximum in case of.

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  8. Which of the following exhibits variable oxidation states?

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  9. Chromous and chromium salts have Cr in the oxidation state of and res...

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  10. Which of the following ions has d^(5) electronic configureation ?

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  11. Mn ion has 2 in and 5 electrons in orbitals respectively.

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  12. Which of the following contains the maximum number of unpaired electro...

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  13. Which of the following exhibits maximum oxidation state of vanadium?

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  14. Among the following outermost configurations of transitionn metals, wh...

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

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

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

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

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

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

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