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प्रश्न
The energy of light of wavelength 45 nm is
पर्याय
6.67 × 1015J
6.67 × 1011J
4.42 × 10–18J
4.42 × 10–15J
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उत्तर
4.42 × 10–18J
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संबंधित प्रश्न
The energies E1 and E2 of the two radiations are 25 eV and 50 eV respectively. The relation between their wavelengths ie λ1 and λ2 will be
Which of the following pairs of d-orbitals will have electron density along the axes?
Assertion: Number of radial and angular nodes for 3p orbital are 1, 1 respectively.
Reason: Number of radial and angular nodes depends only on principal quantum number.
What is the maximum numbers of electrons that can be associated with the following set of quantum numbers?
n = 3, l = 1 and m = –1
The total number of orbitals associated with the principal quantum number n = 3 is
Consider the following sets of quantum numbers:
| n | l | m | s | |
| (i) | 3 | 0 | 0 | `+1/2` |
| (ii) | 2 | 2 | 1 | `-1/2` |
| (iii) | 4 | 3 | –2 | `+1/2` |
| (iv) | 1 | 0 | –1 | `+1/2` |
| (v) | 3 | 4 | 3 | `-1/2` |
Which of the following sets of quantum number is not possible?
Electron density in the yz plane of 3dxy orbital is
Which quantum number reveal information about the shape, energy, orientation and size of orbitals?
How many orbitals are possible for n = 4?
How many radial nodes for 2s, 4p, 5d and 4f orbitals exhibit? How many angular nodes?
