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How many colours are there in a rainbow ...

How many colours are there in a rainbow ? What are they ?

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There are seven colours in a rainbow. They are Violet , Indigo , Blue , Green , Yellow , Orange and Red .
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VGS PUBLICATION-BRILLIANT-STRUCTURE OF ATOM -QUESTIONS GIVEN IN THE LESSONS ( 1 MARKS QUESTIONS)
  1. How many colours are there in a rainbow ? What are they ?

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  2. What are the characteristics of electromagnetic waves '?

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  3. Can we apply this equation c = upsilon lambda , to a sound wave '?

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  4. Do you observe any other colour at the same time when one colour ls em...

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  5. Do you observe yellow light in street lamps? Which will produce yellow...

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  6. What happens when an electron gains energy ?

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  7. Does the electron retain the energy forever ?

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  8. Did Bohr's model account for the splitting of line spectra of a hydrog...

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  9. Why is the electron in an atom restricted to revolve around the nucleu...

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  10. Do the electrons follow defined paths around the nucleus

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  11. What is the velocity of the electron ?

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  12. Do atoms have a definite boundary, as suggested by Bohr's model'?

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  13. What do we call the region of space where the electron might be, at a ...

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  14. What information do the quantum numbers provide ?

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  15. What does each quantum number signify ?

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  16. What is the maximum value of l for n = 4 ?

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  17. How many values can l have for n = 4 ?

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  18. Do all the p-orbitals have the same energy ?

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  19. How are two electrons in the Helium atom arranged ?

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  20. What are the spins of two electrons in an orbital ?

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