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Which of the following options does not represent the ground state electronic configuration of an atom? 

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Important Questions on Structure of Atom

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11th CBSE
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NCERT Exemplar Chemistry - Class 11>Chapter 2 - Structure of Atom>Multiple Choice Questions (Type-I)>Q 3

The probability density plots of 1s and 2s orbitals are given in Figure

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The density of dots in a region represents the probability density of finding electrons in the region.

On the basis of the above diagram which of the following statements is incorrect? 

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11th CBSE
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NCERT Exemplar Chemistry - Class 11>Chapter 2 - Structure of Atom>Multiple Choice Questions (Type-I)>Q 4
Which of the following statement is not correct about the characteristics of cathode rays?
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11th CBSE
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NCERT Exemplar Chemistry - Class 11>Chapter 2 - Structure of Atom>Multiple Choice Questions (Type-I)>Q 5
Which of the following statements about the electron is incorrect? 
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11th CBSE
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NCERT Exemplar Chemistry - Class 11>Chapter 2 - Structure of Atom>Multiple Choice Questions (Type-I)>Q 6
Which of the following properties of the atom could be explained correctly by Thomson Model of the atom?  
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11th CBSE
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NCERT Exemplar Chemistry - Class 11>Chapter 2 - Structure of Atom>Multiple Choice Questions (Type-I)>Q 7
Two atoms are said to be isobars if.
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11th CBSE
IMPORTANT
NCERT Exemplar Chemistry - Class 11>Chapter 2 - Structure of Atom>Multiple Choice Questions (Type-I)>Q 8
The number of radial nodes for 3p orbital is _____. 
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11th CBSE
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NCERT Exemplar Chemistry - Class 11>Chapter 2 - Structure of Atom>Multiple Choice Questions (Type-I)>Q 9
The number of angular nodes for 4d orbital is _____.  
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11th CBSE
IMPORTANT
NCERT Exemplar Chemistry - Class 11>Chapter 2 - Structure of Atom>Multiple Choice Questions (Type-I)>Q 10
Which of the following is responsible to rule out the existence of definite paths or trajectories of electrons?