ICSE /Class 9
Chemistry MCQ Based On The modern periodic table groups and periods
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ICSE Class 9 Chemistry The modern periodic table groups and periods
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Mendeleev claimed the famous periodic law that “Element properties are a periodic function of their atomic weight.”
Think about Modern periodic table!!!
When it comes to the position of Hydrogen in the periodic table as it can be placed either in group I or 17 group of the first period.
Recall Modern periodic table
Recall Modern periodic table
Helium, Neon, Argon, Krypton, Radon and Xenon are elements of zero group.
The current periodic table is based on the number of atoms
Hydrogen has 1 electron in its valence shell
Recall Modern periodic table
Elements in the modern periodic table are arranged in periods and groups.
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