Class 11ChemistryClassification of Elements and Periodicity in PropertiesExtended or long form of periodic table
EasyThe long form of the periodic table has:
- AEight horizontal rows and seven vertical columns
- BSeven horizontal rows and eighteen vertical columns
- CSeven horizontal rows and seven vertical columns
- DEight horizontal rows and eight vertical columns
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Similar Questions
The $IUPAC$ symbols for the element with atomic number $119$ would be:
The element with atomic number $12$ belongs to ......... group and ......... period.
The long form of the periodic table is based on:
Easy
View SolutionIn which of the following groups would placing Helium satisfy all its properties?
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View SolutionAccording to the modern periodic law of elements,the variation in properties of elements is related to their
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