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Amongest the following elements, how man...

Amongest the following elements, how many occurs in the earth's crust in the native state ?
`Au,Pt,Hg,Zn,Fe`.

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The correct Answer is:
`(2)`
`Au` and `Pt`.
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CENGAGE CHEMISTRY-GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS-Exercise (Integer)
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