Home › CBSE Class 11 (Science) › Chemistry › Atomic Structure and Valency › The Law of Octaves held good only up to:
The Law of Octaves held good only up to:
AChlorine
BChromium
CCadmium
DCalcium
Answer & Solution
Correct answer: D. Calcium
1. The pattern was checked along the list of known elements.
2. It broke down beyond a certain point in the list.
3. It seemed true only for elements up to calcium.
_Source: syllabus Chemistry Part I, Chapter 3, Classification of Elements and Periodicity in Properties._
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