Easy MCQ +4 / -1 PYQ · JEE Mains 2024

The incorrect postulates of the Dalton's atomic theory are :

(A) Atoms of different elements differ in mass.

(B) Matter consists of divisible atoms.

(C) Compounds are formed when atoms of different element combine in a fixed ratio.

(D) All the atoms of given element have different properties including mass.

(E) Chemical reactions involve reorganisation of atoms.

Choose the correct answer from the options given below :

  1. A (B), (D) only Correct answer
  2. B (A), (B), (D) only
  3. C (B), (D), (E) only
  4. D (C), (D), (E) only

Solution

<p>Matter consists of non-divisible atoms.</p> <p>All the atoms of given element have same properties including mass.</p> <p>Hence, statements (B) and (D) are incorrect.</p>

About this question

Subject: Chemistry · Chapter: Atomic Structure · Topic: Bohr's Model

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