Consider the Following Selected Postulates of Dalton's Atomic Theory

question 179

Multiple Choice

Consider the following selected postulates of Dalton's atomic theory:
i. Each element is composed of extremely small particles called atoms.
ii. Atoms are indivisible.
iii. Atoms of a given element are identical.
iv. Atoms of different elements are different and have different properties. Which of the postulates is(are) no longer valid?

• A) (iii) and (iv)
• B) (i) and (ii)
• C) (ii) only
• D) (iii) only
• E) (ii) and (iii)

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