Chemistry Crash Course JEE Main>Chapter 25 - Structure of Atom>Level 1>Q 1

MEDIUM

JEE Main

IMPORTANT

Earn 100

Rutherford's experiment, which establishes the nuclear model of the atom, used a beam of

66.67% studentsanswered this correctly

Important Questions on Structure of Atom

EASY

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 25 - Structure of Atom>Level 1>Q 2

If the nitrogen atom had electronic configuration

1 s^{7},

it would have energy lower than that of the normal ground state configuration

1 s^{2} 2 s^{2} 2 p^{3}

because the electrons would be closer to the nucleus. Yet,

1 s^{7}

is not observed because it violates

EASY

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 25 - Structure of Atom>Level 1>Q 3

What is the number of orbitals in

n = 3

?

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IMPORTANT

Chemistry Crash Course JEE Main>Chapter 25 - Structure of Atom>Level 1>Q 4

What is the maximum number of electrons in an atom with quantum numbers

n = 3 and l = 2

?

MEDIUM

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 25 - Structure of Atom>Level 1>Q 5

Which of the following sets of quantum numbers is possible for an electron in a

4 f

orbital?

EASY

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 25 - Structure of Atom>Level 1>Q 6

Which of the following orbitals is meaningless?

EASY

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IMPORTANT

Chemistry Crash Course JEE Main>Chapter 25 - Structure of Atom>Level 1>Q 7

What is the designation of an orbital with

n = 4

and

l = 1

?

EASY

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 25 - Structure of Atom>Level 1>Q 8

For

l = 3

, which value of

m_{l}

is not possible?

MEDIUM

JEE Main

IMPORTANT

Chemistry Crash Course JEE Main>Chapter 25 - Structure of Atom>Level 1>Q 9

What is the ratio of the difference in energy between the first and the second Bohr's orbits to that between the second and the third Bohr's orbits for the $H -$ atom?

(Atomic number of $H -$ atom $= 1$ )