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Question
What is meant in the periodic table by a period?
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Solution
In a periodic table, elements are arranged in the order of increasing atomic numbers in horizontal rows called periods.
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RELATED QUESTIONS
What is meant by a group, in a periodic table?
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| Li | Be | B | C | N | O | F | |
| Na | Mg | Al | Si | P | S | Cl |
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Sulphur [Sulphide]
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