Verified Solution • 2025–26 Session moderate

QJEEM24Ph40a4: JEE Main 2024 Physics - Class 12 JEEM24Ph40a4 Solution: Given below are two statements: Statement I : Most of the mass…

Given below are two statements:

Statement I : Most of the mass of the atom and all its positive charge are concentrated in a tiny nucleus and the electrons revolve around it, is Rutherford's model.

Statement II : An atom is a spherical cloud of positive charges with electrons embedded in it, is a special case of Rutherford's model.

In the light of the above statements, choose the most appropriate from the options given below

Multiple Choice Options

  • A Both Statement I and Statement II are true
  • B Statement I is true but Statement II is false
  • C Statement I is false but Statement II is true
  • D Both statement I and statement II are false

Step-by-Step Verified Solution

According to Rutherford atomic model, most of mass of atom and all its positive charge is concentrated in tiny nucleus & electron revolve around it.

According to Thomson atomic model, atom is spherical cloud of positive charge with electron embedded in it.

Hence, Statement I is true but statement II false.

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