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NAND LAL PUBLICATION-STRUCTURE OF THE ATOM -EXERCISES
- Compare the properties of electron, proton and neutron
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- What are the limitations of J.J. Thomson's model of the atom ?
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- What are the limitations of Rutherford's model of the atom ?
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- Describe Bohr's model of atom.
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- Compare all the proposed models of atom given in the chapter 3 of the ...
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- Summarize the rules for writing of distribution of electrons in variou...
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- Define valency by taking examples of silicon and oxygen.
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- Define atomic number.
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- Explain with examples : Mass number
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- Explain with examples : Isotopes
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- Explain with examples : Isobars.
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- What are isotopes ? Give two uses of isotopes. Name the isotopes of hy...
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- Na^+ has completely filled K and L shells. Explain.
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- If bromine atom is in the form of say isotopes "35^79Br (49.7%) and "...
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- The average atomic mass of a sample of an element X is 16.2 u, what ar...
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- IfZ= 3, what would be the valency of the element ? Also, name the elem...
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- Composition of the nuclei of two atomic species X and Y are given as u...
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- For the following statements write T for true and F for false . (a) ...
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- Rutherford's alpha-particle scattering experiment was responsible for ...
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- Isotopes of an element have
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