Tag Archives: group 8

Assessment Questions of Periodic Table

1. The property of elements showing similar properties at a regular interval is called ………………………………. 2. Periodic table shows elements in order of their ……………………… number. 3. How much percentage of elements in a Periodic table are non-metals? (a) More than 80% (b) Less than 20% (c) 50% (d) 60% 4. Element that form + …