Select the correct statement (2.5 points) (a) elements in the same row are similar in size. (b) elements in the same column have similar electronic and chemical properties (c) both (a) and (b) (d) none of the above

(B) Elements in the same column have similar electronic and chemical properties

Explanation:

The periodic table sorts the elements by their organization, it lists the elements in rows called periods and columns called groups or families, and in ascending order of their atomic numbers.

The horizontal lines in the periodic table are called periods and the vertical columns are called groups, and the electron and chemical properties of the elements in the same group are similar.

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explanation:

answer

fusion: the energy source of stars. the energy released from the collapse of the gas into a protostar causes the center of the protostar to become extremely hot. when the core is hot enough, nuclear fusion commences. fusion is the process where two hydrogen atoms combine to form a helium atom, releasing energy.

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