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Question
The modern periodic table has 1 to 7 periods.
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Right
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Solution
The modern periodic table has 1 to 7 periods- Right
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| Group No. → | 1 | 2 | 13 | 14 | 15 | 16 | 17 | 18 |
| Period ↓ | ||||||||
| 2 | A | B | ||||||
| 3 | E | D | F | C |
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