Which of the following statements is a fundamental postulate of John Dalton's atomic theory?

A) Atoms contain a dense, positively charged nucleus surrounded by orbiting electrons.

B) Chemical compounds are formed when atoms of different elements combine in fixed, simple whole-number ratios.

C) Negative electrons are uniformly embedded within a continuous sphere of positive charge.

D) Atoms of the same element can possess different masses due to varying neutron counts.

Dalton's model Knowledge-Based Practice

Chemistry · Atomic Structure · Chemistry · Models of the Atom

1 Chemistry practice questions on Dalton's model. Questions that assess core concepts and understanding.

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Atomic Structure · Chemistry

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