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प्रश्न
The ratio of neutrons in C and Si with respective atomic masses 12 and 28 is ______.
पर्याय
2 : 3
3 : 2
3 : 7
7 : 3
MCQ
रिकाम्या जागा भरा
उत्तर
The ratio of neutrons in C and Si with respective atomic masses 12 and 28 is 3 : 7.
Explanation:
Neutrons in `""_6^12"C"` = 6
Neutrons in `""_14^28"Si"` = 14
Ratio = 6 : 14 = 3 : 7
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