The electronic configuration of an element is 2, 8, 4. State its,
(a) group and period in the Modern Periodic Table. (b) name and write its one physical property.

The electronic configuration of an element is 2, 8, 4. State its i] Group and period in the periodic table ii] Name and write its one physical property.

An element has the electronic configuration 2,8,8,2 indicate its group and period in the modern periodic table?

The electronic configuration of an element 'X' is 2, 8, 6. To which group and period of the modern periodic table does 'X' belongs ? State its valency and justify your answer in each case.

The electronic configuration of an element 'X' is 2, 8, 8, 2. To which (a) period and (b) group of the Modern Periodic Table does 'X' belong? State its valency. Justify your answer in each case.

The electronic configuration of an element M is 2,8,4. In modern periodic table, the element M is placed in

The electronic configuration of an element 'X' is 2, 8, 8, 2. To which (a) period and (b)group of the modern periodic table does 'X' belong? State its valency. Justify your answer in each case.

The electronic configuration of an element 'X' is 2, 8, 8, 2. To which (a) period and (b)group of the modern periodic table does 'X' belong? State its valency. Justify your answer in each case.

Draw the electronic configuration of the period 2 element of first group in the periodic table

An element 'X' (Atomic number = 20) burns in the presence of oxygen to form a basic oxide. (a) Identify the element and write its electronic configuration. (b) State its group number and period number in the Modern Periodic Table. (c) Write a balanced chemical equation for the reaction when this oxide is dissolved in water.

An element 'X' (Atomic number = 20) burns in the presence of oxygen to form a basic oxide. (i) Identify the element and write its electronic configuration. (ii) State its group number and period number in the Modern Periodic Table. (iii) Write a balanced chemical equation for the reaction when this oxide is dissolved in water.