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CBSE Notes 2011-2012 » XI-Chemistry

Structure of Atom

Define line spectrum or atomic spectrum.

Short answer question

Define line spectrum or atomic spectrum.

Why is energy of electron - ve ?

Short answer question

Why is energy of electron - ve ?

Which quantum number is not obtained from solution of Schrodinger wave equation ?

Short answer question

Which quantum number is not obtained from solution of Schrodinger wave equation ?

Which quantum number determines (i) energy of electron, (ii) orientation of orbital ?

Short answer question

Which quantum number determines (i) energy of electron, (ii) orientation of orbital ?

The number of electrons, protons and neutrons in a species are equal to 18, 16 and 16 respectively. ...

Short answer question

The number of electrons, protons and neutrons in a species are equal to 18, 16 and 16 respectively. Assign the proper symbol to the species.

Out of X-rays, infra-red, visible rays and microwaves, which has largest frequency ?

Short answer question

Out of X-rays, infra-red, visible rays and microwaves, which has largest frequency ?

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