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Which of the following statement are cor...

Which of the following statement are correct ?

A

The electronic configuration of `Cr` is `[Ar]3d^(5), 4s^(1)` (atomic number of Cs = 24)

B

The magnitic quantum number may have a negative value

C

In silver atom `23` electron have spin of one type and `24` of the opposite type .(Atomic number of `Ag = 47)`

D

The oxidation state of nitrogen in `NH_(3)` is `-3`

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The correct Answer is:
A, B, C
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CENGAGE CHEMISTRY-ATOMIC STRUCTURE-Exercises Multiple Correct
  1. Which of the following statement are correct ?

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  2. Cground state element conifiguration of nitrogen atom can be represe...

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  3. Which of the following orbital has (have) one spherical node?

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  4. The energy of an electron in the first level of H atom is - 13.6 eV ...

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  5. Which of the following species has (have) five unpaired electron ?

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  6. Which of the following series in H specits accure IR region

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  7. Which of the following elements are isotopes

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  8. Which of the following properies by cathode my?

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  9. Which of the following are isotones ?

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  10. The energy of an electron in the first Bohr orbit of H atom is -13.6 e...

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  11. When alpha particle are sent through a this metal foil mass of then g...

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  12. Which of the following sets of quantum number is //are not perrmitted...

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  13. The lightest particle is //are

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  14. Which orbit of the following is lower in energy in a many electron at...

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  15. Which orbit of the following statement (s) is//are correct ?

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  16. The angular momentum of d electron is

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  17. The angular momentum of p electron is

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  18. Which of the following ie//are posssible ?

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  19. If the value of (n +1) is more then 3 and than 6 , then what will be ...

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  20. Which of the following is//are not indicated by the sign of lohes is ...

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