Question

Define group and period?​

Answer 1

Answer:

All the different elements are arranged in a chart called the periodic table. the horizontal rows are called periods. ... the vertical columns are called groups. elements in the same group are similar to each other.

Answer 2

All the different elements are arranged in a chart called the periodic table. The horizontal rows are called periods. The vertical column are called groups element in the same group are similar to each other.

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