In the Modern Periodic Table, a zigzag line separates metals from non-metals

In the ‘Modern Periodic Table’, a zigzag line separates metals from non-metals. Name any two borderline elements. What will be the atomic size of the elements on the right hand side of this as compared to the elements of the same period present on this line and why?

Answer

• Boron / silicon / germanium /arsenic / antimony/ Tellurium / Polonium (any two)
• The size will decrease on the right hand side
• Increase in nuclear charge