Vikas YadavMay 10, 20211 minHow many vertical columns are there in the Modern Periodic Table? How many vertical columns are there in the Modern Periodic Table? Answer - In the Modern Periodic Table, there are 18 vertical columns of...
Vikas YadavMay 10, 20211 minDefine groups in periodic table.Define groups. Answer - The vertical columns in the long form of the Periodic Table are called groups.
Vikas YadavMay 10, 20211 minWhat was the drawback of the Law of Octaves? What was the drawback of the Law of Octaves? Answer - Law of Octaves failed to assign the position to the elements with large atomic...
Vikas YadavMay 10, 20211 minState Newlands' Law of Octaves. State Newlands' Law of Octaves. Answer - Newlands' Law of Octaves states that "when elements are arranged in order of increasing atomic...