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Q.

Some of the statements related to Newland’s law are given below:
I) This law was true only for first twenty elements.
II) Calcium was the last element up to which it is found successful.
III) It is based on atomic masses and repetition of properties.
The true statements are

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a

I and II

b

II and III

c

I and III

d

I, II and III

answer is B.

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Detailed Solution

Newland’s law is valid up to Ca, but not first 20.
Calcium was the last element up to which it is found successful.

It is based on atomic masses and repetition of properties. 

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