Two elements P and Q belong to the same period of the modern periodic table and are in Group-1 and Group-2 respectively
Two elements ‘P’ and ‘Q’ belong to the same period of the modern periodic table and are in Group-1 and Group-2 respectively. Compare their following characteristics in tabular form :
- The number of electrons in their atoms
- The sizes of their atoms
- Their metallic characters
- Their tendencies to lose electrons
- The formula of their oxides
- The formula of their chlorides
Answer

- Exam Year: 2015