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CBSEEnglish Medium Class 10
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Syllabus

How Many Groups and Periods Are There in the Modern Periodic Table?

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Question

How many groups and periods are there in the modern periodic table?

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Solution

There are 18 groups and 7 periods in the modern periodic table.

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Periods and Electronic Configuration
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Q 9
2014-2015 (March) Delhi Set 1

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2014-2015 (March) Delhi Set 1 (with solutions)
Q 9 | 3 marks
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