Which one of the following is the correct sequence according to atomic weights? | MCQ Hive

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Q Which one of the following is the correct sequence according to atomic weights?

A A. Fe>co> ni
B B. Co > ni > fe
C C. Ni> co> fe
D D. Co >fe>ni

Previous Alpha particles can be detected by using___________?

Next Generally the limit of spectrum is__________?

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