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Which of the following statement is inco...

Which of the following statement is incorrect?

A

Mendeleev's periodic law was based on atomic numbers of the element.

B

Zero group was not present in the periodic table when Mendeleev presented it.

C

The effective nuclear charge `(Z_(eff))` is the atomic number minus shielding effect.

D

There are four transition series in the periodic table each one consists of 10 elements.

Text Solution

Verified by Experts

The correct Answer is:
A
A This law was based on atomic masses of the elements.
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