Question

In a collection of $$H$$-atoms, all the electrons jump from $$n = 5$$ to ground level finally ( directly or indirectly ), without emitting any line in Balmer series. The number of possible different radiations is :

A. 10

B. 8

C. 7

D. 6

Answer : 6

Solution :
Atomic Structure mcq solution image

Total radiations are = 6

Releted MCQ Question on
Physical Chemistry >> Atomic Structure

Releted Question 1

The number of neutrons in dipositive zinc ion with mass number 70 is

A. 34

B. 36

C. 38

D. 40

View Answer

Releted Question 2

Rutherford’s experiment on scattering of $$a$$ -particles showed for the first time that the atom has

A. electrons

B. protons

C. nucleus

D. neutrons

View Answer

Releted Question 3

Any $$p-$$orbital can accommodate upto

A. four electrons

B. six electrons

C. two electrons with parallel spins

D. two electrons with opposite spins

View Answer

Releted Question 4

The principal quantum number of an atom is related to the

A. size of the orbital

B. spin angular momentum

C. orbital angular momentum

D. orientation of the orbital in space

View Answer

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Atomic Structure

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Physical Chemistry Some Basic Concepts in Chemistry Stoichiometry States of Matter Solid, Liquid and Gas Atomic Structure Chemical Thermodynamics Solutions Solid State Surface Chemistry Chemical Equilibrium Ionic Equilibrium Chemical Kinetics Redox Reaction Electrochemistry Nuclear Chemistry

Inorganic Chemistry Chemical Bonding and Molecular Structure Ores and Metallurgy Classification of Elements and Periodicity in Properties Hydrogen S - Block Elements P - Block Elements D and F Block Elements Co - ordination Compounds Qualitative Analysis Preparation and Properties of Compounds Environmental Chemistry

Organic Chemistry General Organic Chemistry Isomerism Purification and Characterisation of Organic Compounds Hydrocarbons (Alkane, Alkene and Alkyne)Aromatic hydrocarbon Electrophilic Aromatic Substitution (Haloalkanes and Haloarenes)Alkyl and Aryl Halide Reactions on Benzene Alcohol, Phenol and Ether Aldehyde and Ketone Carboxylic Acid Organic Compounds Containing Nitrogen Name Reactions Polymers Biomolecules Chemistry in Everyday Life Practical Organic Chemistry

In a collection of $$H$$-atoms, all the electrons jump from $$n = 5$$ to ground level finally ( directly or indirectly ), without emitting any line in Balmer series. The number of possible different radiations is :

Releted MCQ Question on Physical Chemistry >> Atomic Structure

The number of neutrons in dipositive zinc ion with mass number 70 is

Rutherford’s experiment on scattering of $$a$$ -particles showed for the first time that the atom has

Any $$p-$$orbital can accommodate upto

The principal quantum number of an atom is related to the

Practice More Releted MCQ Question on Atomic Structure

Practice More MCQ Question on Chemistry Section

Releted MCQ Question on
Physical Chemistry >> Atomic Structure

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Atomic Structure