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What is emission spectrum?...

What is emission spectrum?

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Emission spectrum is the spectrum of frequencies of electromagnetic radiation due to an atom's electron making a transition from a high energy state to low energy state.
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What is emission test?

(A) : During solar eclipse, the solar spectrum is an emission spectrum ( R) : During solar eclipse, the radiation from the elements in chromosphere is only received on earth.

What is visible spectrum ? What is its wavelength range ?

(A) Its is not possible that all the lines avail-able in the emission spectrum will also be available in the absorption spectrum (R) The spectrum of hydrgen atom is only absorption spectrum

(A) Hydrogen atom consists of only one electron but its emission spectrum has many lines. (R) Only Lyman series is found in the absorption spectrum of hydrogen atom whereas in the emission spectrum, all the series are found.

Which of the following transitions are allowed in the normal electronic emission spectrum of an atom?

Atomic hydrogen is excited from the grounds state to the n^(th) state. The number of lines in the emission spectrum will be:

Match it . {:(" a) Electron jumps from ground state to excited " ,, " (i) absorption spectrum "), (" b) Electron jumps from excited state to ground state " ,, " (ii) emission spectrum "):}

VGS PUBLICATION-BRILLIANT-STRUCTURE OF ATOM -CREATIVE QUESTIONS FOR NEW MODEL EXAMINATION ( SECTION - IV 4 MARKS )
  1. What is emission spectrum?

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  2. What are the postulates of Bohr's model of hydrogen atom?

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  3. What are the limitations of Bohr's theory of hydrogen atom?

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  4. Draw Moeller chart of Ctlling order of atomic orbitals.

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  5. Draw a diagram showing the increasing value of (n + l) of orbitals.

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  6. Based on the information given in the table , answer the question give...

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  7. Based on the information given in the table , answer the question give...

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  8. Based on the information given in the table , answer the question give...

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  9. Based on the information given in the table , answer the question give...

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  10. Observe the information provided in the table about quantum numbers. T...

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  11. Observe the information provided in the table about quantum numbers. T...

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  12. Observe the information provided in the table about quantum numbers. T...

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  13. Observe the information provided in the table about quantum numbers. T...

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  14. Explain Bohr’s model of hydrogen atom and its limitations.

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  15. Explain Bohr- Sommerfeld model of an atom. What is the merit of this m...

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  16. Do the electrons follow defined paths around the nucleus

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  17. What are the main features of quantum mechanical model of an atom?

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  18. Prepare some questions to ask and make your friend understand the conc...

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  19. Anitha argued that the 3d orbital is filled first, but not 4s orbital,...

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  20. In an atom the number of electrons in N - Shell is equal to the number...

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  21. In an atom the number of electrons in N - Shell is equal to the number...

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