Difficult
Which of the following statements is true for $Cu$ $(Z = 29)$?
- AIt has $13$ electrons with spin in one direction and $16$ electrons with spin in the opposite direction.
- BIt has $14$ electrons with spin in one direction and $15$ electrons with spin in the opposite direction.
- COnly one electron has clockwise spin.
- DNone of the above.
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Similar Questions
Match the columns and choose the correct option:
Column-$I$ Column-$II$ $(a)$ $4s$ $(p)$ Circular orbit around nucleus $(b)$ $4p$ $(q)$ Non-directional orbital $(c)$ $1s$ $(r)$ Angular momentum $= 2h/\pi$ $(d)$ $3d$ $(s)$ Radial node is zero
| Column-$I$ | Column-$II$ |
|---|---|
| $(a)$ $4s$ | $(p)$ Circular orbit around nucleus |
| $(b)$ $4p$ | $(q)$ Non-directional orbital |
| $(c)$ $1s$ | $(r)$ Angular momentum $= 2h/\pi$ |
| $(d)$ $3d$ | $(s)$ Radial node is zero |
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