Two elements A and B belong to rhe same period. What is common in them ?

Elements belonging to the same period have

Elements belonging to the same period have-

Elements A, B and C belong to the same period in the long form of the periodic table. The nature of the oxides of A, B and C is amphoteric basic and acidic respectively. The correct order of the atomic numbers of these elements is

Three elements, X,Y and Z belong to the same period. Their oxides are acidic, amphoteric and basic respectively. The order of these elements in the periodic table is

Three elements, X, Y and Z belong to the same period. Their oxides are acidic, amphoteric and basic respectively. The order of electronegative of these elements in the periodic table is

Observe the given table and answer the following question : Identify the two elements that belong to the same period and the two elements that belong to the same group. Give reason for your conclusion.

Observe the given table and question: answer the following {:("Elements", A, B, C, D, E),("Atomic number", 11,4,2,7,19):} Identify the two elements that belong to the same period and the two elements that belong to the same group. Give reason for your conclusion.