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CBSE COMPLEMENTARY MATERIAL-STRUCTURE OF ATOM-1-MARK QUESTIONS
- Write the relation between frequency and wave number.
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- Cs shows maximum photoelectric effect, why ?
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- Distinguish between a photon and quantum.
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- Why line spectra is regarded as the fingerprints of atoms ?
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- What is the value of the Bohr’s radius for the third orbit of hydrogen...
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- What type of metals are used in photoelectric cells ? Give one example...
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- Which series of lines of the hydrogen spectrum lie in the visible regi...
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- Mention the physical significance of Psi and Psi^(2)
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- Why did Heisenberg’s uncertainty principle replace the concept of defi...
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- What is uncertain in uncertainty principle ?
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- Can a moving cricket ball have a wave character ?
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- Heisenberg uncertainty principle has no significance in our every day ...
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- Write the Schrodinger wave equation.
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- Why uncertainty in position is more when uncertainty in velocity is le...
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- What are the four quantum numbers of 19th electron of copper ? (Given ...
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- a. How many sub-shell are associated with n = 4? b. How many electr...
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- Write the electronic configuration of Ni^(3+). (At. No. of Ni = 28)
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- How many radial and angular nodes are present in 2p orbital.
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