JEE Main 2020 (Online) 4th September Evening Slot | Structure of Atom Question 78 | Chemistry

JEE Main 2020 (Online) 4th September Evening Slot

MCQ (Single Correct Answer)

-1

The shortest wavelength of H atom in the Lyman series is $$\lambda $$₁. The longest wavelength in the Balmar series of He⁺ is :

$${{5{\lambda _1}} \over 9}$$

$${{36{\lambda _1}} \over 5}$$

$${{27{\lambda _1}} \over 5}$$

$${{9{\lambda _1}} \over 5}$$

JEE Main 2020 (Online) 4th September Morning Slot

MCQ (Single Correct Answer)

-1

The region in the electromagnetic spectrum where the Balmar series lines appear is :

Microwave

Ultraviolet

Visible

Infrared

JEE Main 2020 (Online) 2nd September Evening Slot

MCQ (Single Correct Answer)

-1

The number of subshells associated with n = 4 and m = –2 quantum numbers is

JEE Main 2020 (Online) 2nd September Morning Slot

MCQ (Single Correct Answer)

-1

The figure that is not a direct manifestation of the quantum nature of atoms is :

JEE Main 2020 (Online) 2nd September Morning Slot Chemistry - Structure of Atom Question 82 English Option 1

JEE Main 2020 (Online) 2nd September Morning Slot Chemistry - Structure of Atom Question 82 English Option 2

JEE Main 2020 (Online) 2nd September Morning Slot Chemistry - Structure of Atom Question 82 English Option 3

JEE Main 2020 (Online) 2nd September Morning Slot Chemistry - Structure of Atom Question 82 English Option 4

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