Home ยป The Newlands Law of Octaves for the classification of elements was found to be applicable only up to the element Periodic Table MCQs The Newlands Law of Octaves for the classification of elements was found to be applicable only up to the element April 16, 2022 11 Views Q. The Newlands Law of Octaves for the classification of elements was found to be applicable only up to the element A. Potassium B. Calcium C. Cobalt D. Thorium Answer: Calcium