Which elements in period 2 has the least mass?
Lithium has the least mass, while Neon has the most mass.Lithium:The elements in Period 2 of the periodic table are: Lithium, Beryllium, Boron, Carbon, Nitrogen, Oxygen, Fluorine, and Neon.Lithium has a mass of about 6.941.Beryllium has a mass of about 9.012.Boron has a mass of about 10.811.More items….
What elements are found in Period 2?
A period 2 element is one of the chemical elements in the second row (or period) of the periodic table of the chemical elements. … The second period contains the elements lithium, beryllium, boron, carbon, nitrogen, oxygen, fluorine, and neon.More items…
Which element has the most mass?
uraniumHeaviest Element in Terms of Atomic Weight Ununoctium is the heaviest element, but it is man-made. The heaviest naturally-occurring element is uranium (atomic number 92, atomic weight 238.0289).
What is the trend in melting point for Period 2?
Key ConceptsTrends in Properties of Period 2 ElementsMelting PointhighlowConductivityhighlowLustremetallicdullAtomic Radiushighlow10 more rows
What number increases from 3/10 to Period 2?
In the periodic table, atomic number increases from 3 to 10 in period 2. Explanation: Atomic numnber is the total number of protons present in an atom.