1. As an atom absorbs energy,----increases, and the atom is said to be excited

[চট্টগ্রাম বিশ্ববিদ্যালয় ভর্তি পরীক্ষা ২০১৬-২০১৭ ইউনিট-c : 2017]

1. its energy level

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2. as its energy level

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3. it is energy level

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4. the energy level of its

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5. is energy level

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Answer
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