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State Mendeleev's periodic law. Why did …

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State Mendeleev's periodic law. Why did he leave gaps in his periodic table?

Posted by Tanisha Patel 5 years, 1 month ago

CBSE > Class 10 > Science

1 answers

Yogita Ingle 5 years, 1 month ago

Mendeleev's periodic table is an arrangement of the elements that group similar elements together. He left blank spaces for the undiscovered elements (atomic masses, element: 44, scandium; 68, gallium; 72, germanium; & 100, technetium) so that certain elements can be grouped together.

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