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Subject :Chemistry    Class : Class 9

Which of the following statements about Rutherford’s model of atom are correct?
(i) Considered the nucleus as positively charged
(ii) Established that the α–particles are four times as heavy as a hydrogen atom
(iii) Can be compared to solar system
(iv) Was in agreement with Thomson’s model

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


the comparison to solar system was done by Bohr and not by Rutherford.

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