Question

Define the modern periodic law. Discuss the
construction of the long form of the periodic​

Answer 1

Answer:

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Answer 2

Answer:

modern periodic law state that the physical and chemical properties of elements are periodic function of their atomic numbers

modern periodic law state that the physical and chemical properties of elements are periodic function of their atomic numbersmodern periodic table is divided into 7 period and 18 groups

it is constructed on the basis of increasing atomic number.

explanation:

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