Consider the Following Selected Postulates of Dalton's Atomic Theory

question 234

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 considered valid?

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

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