Question

State whether the following statements are true of 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.

Answer 1

Answer:

1.true

2.false it is of atomic mass

3.false

Answer 2

Mendeleev arranged Elements as per Atomic Weights

Explanation:

(a) On the basis of Seven Elements the horizontal rows were divided as per Newlands, so it is false.

 

(b)  This Statement is False. He expressed that the properties of elements are an occasional capacity of their atomic weight.

 

(c) This Statement is False. According to the Atomic masses they were arranged.