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प्रश्न
The atomicities of ozone, sulphur, phosphorus and argon are respectively :
विकल्प
8, 3, 4 and 1
1, 3, 4 and 8
4, 1, 8 and 3
3, 8, 4 and 1
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उत्तर
3, 8, 4 and 1
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