51. The following options depict a particular characteristic of elements and their variation in the period from left to right and top to bottom in the group: Characteristics of the element - left to right in the period-top to bottom in the group
Select the correct option.
Select the correct option.
52. The atomic radius increases in a group due to the continuous increase of . . . . . . . .?
53. The long form of Periodic Table is based on
54. In the modern periodic table, the elements are arranged:
55. The first element of each period has 1 valence electron and the last element of each period . . . . . . . . have electrons. (Except helium)
56. The correct sequence of metallic character of the given elements:
57. The electronic configuration of an element is 2, 8, 1. It is included in . . . . . . . .
58. In Mendeleev's periodic table, the periodic nature of properties of the elements considered on the basis of . . . . . . . .
59. In the modern periodic table in a same group the elements have . . . . . . . . of their atoms.
60. Which of the following elements replaces eca-aluminium in Mandeleev's periodic table?
Read More Section(Periodic Classification of elements)
Each Section contains maximum 100 MCQs question on Periodic Classification of elements. To get more questions visit other sections.