Multi-Electron Configurations and Orbital Diagrams
What is the n...
Question
What is the next number in the following Series:
2, 7, 4, 14, 6, 28, 8, ?
A
54
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B
56
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C
42
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D
58
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Solution
The correct option is B 56 The given series is a combination of two Series and they are mixed to form one series in an alternate order that is the mixed series starts with series 1 and then comes the element of series 2 and then again followed by element of series 1 and so on.
The first Series is 2-4-6-8...
and
The second Series is 7-14-28-56... .
we can conclude by observation that the missing letter will be of series 2
So, the correct answer is 56