Atomic size ___________ in a period due to ______ in nuclear charge.
A
increases, increase
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B
decreases, increase
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C
increases, decrease
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D
decreases, decrease
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Solution
The correct option is B decreases, increase Atomic size decreases in a period due to the increase in nuclear charge.
Starting elements have less nuclear charge, but last elements have more nuclear charge and attract more electrons towards the nucleus. This decreases atomic size.