What is mass number? How is it related t...

What is mass number? How is it related to atomic number?

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Mass number=no. of protons+no. of neutrons.

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CHHAYA PUBLICATION-STRUCTURE OF ATOM-EXERCISE (SHORT TYPE QUESTIONS)

Atomic number determines the characteristic properties of an element-e...
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How did Rutherford arrive at the conclusion that the volume occupied b...
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What is mass number? How is it related to atomic number?
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How does mass number differ from atomic mass?
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Frequency of a photon is 1.2xx10^(15)Hz. Calculate its energy in J.
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Write three differences between rugherford's atomic model and Bohr's a...
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Calculate the wavelength of the spectral line having minimum energy in...
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The total energy of an electron in an atom is negative'-what does it s...
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The number of electrons in K, L and M-shell of an atom are 2.8 and 5 r...
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Indicate one application of wave property of electron.
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Heisenberg's uncertainty principle is not applicable to particles havi...
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Write Schrondinger's wave equation and indicate the significance of di...
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Half-filled and fully filled orbitals have extra stability. Explain.
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Copper(I) is diamagnetic but copper(II) is paramagnetic-why?
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An element has the electronic configuration [Ar]3d^(4) at its +3 oxida...
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Calculate the numbe of unpaired electrons in Pd(Z=46).
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Show that the third shell may contain a maximum of 18 electrons.
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Is there any existence of 3f-subshell in any atom?
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How many electrons in the Cl-atom at the most can have value, n+l=3?
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