What are the first 10 elements on the periodic table?
The first 20 elements and their symbols are:Hydrogen (H)Helium (He)Lithium (Li)Beryllium (Be)Boron (B)Carbon (C)Nitrogen (N)Oxygen (O)More items…•.
What are the 20 elements of the periodic table?
The elements of the periodic table sorted by atomic numberAtomic numberName chemical elementSymbol17ChlorineCl18ArgonAr19PotassiumK20CalciumCa114 more rows
What are the 10 most important elements?
10 Most Useful Chemical ElementsKrypton. Krypton (Kr) isn’t just the element that makes Superman weak. … Curium. The element curium (Cm) is created by adding many helium ions to plutonium. … Lutetium. Lutetium (Lu) was discovered by Georges Urbain in 1907. … Zirconium (Zr) … Copper.
What are the 50 elements and their symbols?
118 Elements and Their Symbols and Atomic NumbersName of the ElementSymbol of the ElementAtomic NumberCadmiumCd48IndiumIn49TinSn50AntimonySb5183 more rows
What are the first 30 elements?
Atomic Mass of First 30 ElementsATOMIC NUMBERELEMENTATOMIC MASS1Hydrogen1.0082Helium4.00263Lithium6.944Beryllium9.012226 more rows