Chemistry
Name the period which is the shortest period and state the number of elements present in it. State the number of elements in the second and the third periods of the periodic table.
Related Questions
How were elements arranged in the long form of the periodic table or the Modern Periodic Table. State the Modern Periodic Law and compare it with Mendeleeff's Periodic Law.
What are periods in a periodic table. What is meant by 'period number'. What does it signify.
Name the elements in the correct order of their increasing atomic numbers present in the first, second and third short periods of the periodic table.
State which of the elements are – (a) metallic (b) non-metallic (c) noble gases in each of the periods 2 and 3.State the property trends in general of elements on moving from left to right in a period of the periodic table.