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प्रश्न
A part of modern periodic table is given below. On its basis, answer the following questions:
| Group No. → | 1 | 2 | 13 | 14 | 15 | 16 | 17 | 18 |
| Period ↓ | ||||||||
| 2 | A | B | ||||||
| 3 | E | D | F | C |
Which of the element is a Noble gas?
एका वाक्यात उत्तर
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उत्तर
Element C belongs to group 18 of the periodic table. Hence, it is a noble gas.
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