State whether the following statements are true or false:

(a) Newlands divided the elements into horizontal rows of eight elements each.


(b) According to Mendeleev’s periodic law, the properties of elements are a periodic function of their atomic numbers.


(c) The elements in a group have consecutive atomic numbers.

(a) This Statement is False. He divided the elements into horizontal rows of seven elements.

(b) This Statement is False. He stated that the properties of elements are a periodic function of their atomic weight.


(c) This Statement is False. They are arranged according to their atomic masses.


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