Consider the following statements: (I) Atomic radii decreases when we move from left to right ac...

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Consider the following statements:
(I) Atomic radii decreases when we move from left to right across a row of the periodic table.
(II) Atomic radii increases as we move down the column from top to bottom.
(III) Even though the order of elements is based on atomic numbers, the vertical families share similar chemical properties.
- Select the correct statement/s:
a. I and II
b. I and III
c. II and III
d. All are correct
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