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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 ?

What is shape of (i) s-orbital, (ii)p-orbital ?

Short answer question

What is shape of (i) s-orbital, (ii)p-orbital ?

An element has atomic number 11 and the mass number 23. How many numbers of neutrons, protons and el...

Short answer question

An element has atomic number 11 and the mass number 23. How many numbers of neutrons, protons
and electrons does it have ?

Name the element whose isotope has mass number 14 and 8 neutrons.

Short answer question

Name the element whose isotope has mass number 14 and 8 neutrons.

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