IIT-JEE 1988 | Structure of Atom Question 66 | Chemistry

IIT-JEE 1988

MCQ (Single Correct Answer)

-0.25

The outermost electronic configuration of the most electronegative element is

ns² np³

ns² np⁴

ns² np⁵

ns² np⁶

IIT-JEE 1986

MCQ (Single Correct Answer)

-0.25

Rutherford's alpha particle scattering experiment eventually led to the conclusion that:

mass and energy are related

electrons occupy space around the nucleus

neutrons are buried deep in the nucleus

the point of impact with matter can be precisely determined

IIT-JEE 1986

MCQ (Single Correct Answer)

-0.25

Which one of the following sets of quantum numbers represents an impossible arrangement?

n = 3, l = 2, m_l = -2, m_s = 1/2

n = 4, l = 0, m_l = 0, m_s = 1/2

n = 3, l = 2, m_l = -3, m_s = 1/2

n = 5, l = 3, m_l = 0, m_s = -1/2

IIT-JEE 1986

MCQ (Single Correct Answer)

-0.25

The ratio of the energy of a photon of 2000Å wavelength to that 4000Å radiation is

1/4

1/2

JEE Advanced Subjects