Question

state the important salient features of the modern periodic table.state how seperation of elements and periodicity of elements form an important feature of the modern periodic table​

Answer 1

Answer:

The modern periodic table is used to organize all the known elements. Elements are arranged in the table by increasing atomic number. In the modern periodic table, each element is represented by its chemical symbol. ... Rows of the periodic table are called periods.

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Answer 2

Explanation:

Important salient features of the modern periodic table. The modern periodic table has 18 groups 7 periods. The atomic size of an element increases down the group due to the addition of shells at every unit. whereas the atomic size decreases from left to right along a period due to the increase in nuclear charge.

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