Quick Answer: What Are The 12 Elements?

What are the 92 elements?

It used to be believed that of the first 92 elements on the periodic table (1 is hydrogen and 92 is uranium) that 90 elements occur naturally.

Technetium (atomic number 43) and promethium (atomic number 61) were synthesized by man before they were identified in nature..

What are the 30 elements and their symbols?

The first 30 elements of the periodic table and their symbolsABHeliumHeLithiumLiBerylliumBeBoronB26 more rows

What are the first 12 elements?

Terms in this set (12)Hydrogen. Atomic number: 1. Symbol: H.Helium. Atomic number: 2. Symbol: He.Lithium. Atomic number: 3. Symbol: Li.Beryllium. Atomic number: 4. Symbol: Be.Boron. Atomic number: 5. Symbol: B.Carbon. Atomic number: 6. Symbol: C.Nitrogen. Atomic number: 7. Symbol: N.Oxygen. Atomic number: 8. Symbol: O.More items…

What are the 10 elements?

The new table, outlined in a report released this month, will express atomic weights of 10 elements — hydrogen, lithium, boron, carbon, nitrogen, oxygen, silicon, sulfur, chlorine and thallium — in a new manner that will reflect more accurately how these elements are found in nature.

What are the 1 to 30 elements?

Atomic Mass of First 30 ElementsATOMIC NUMBERELEMENTATOMIC MASS1Hydrogen1.0082Helium4.00263Lithium6.944Beryllium9.012226 more rows

What are the 50 elements and their symbols?

118 Elements and Their Symbols and Atomic NumbersName of the ElementSymbol of the ElementAtomic NumberSilverAg47CadmiumCd48IndiumIn49TinSn5071 more rows

What are the first 40 elements?

First 40 Chemical Elements & Their SymbolsABBoronBCarbonCNitrogenNOxygenO36 more rows

What atomicity means?

Atomicity is defined as the total number of atoms that constitute a molecule. For example, each molecule of oxygen (O2) is composed of two oxygen atoms.

What are the 20 most common elements?

20 common elements with symbol and usesElement NameElement SymbolAtomic NumberHydrogenH1HeliumHe2CarbonC6NitrogenN716 more rows

What are the 25 elements?

List of elements by symbolAtomic NumberNameSymbol23VanadiumV24ChromiumCr25ManganeseMn26IronFe50 more rows

What are the 20 elements?

The elements of the periodic table sorted by atomic numberAtomic numberName chemical elementSymbol18ArgonAr19PotassiumK20CalciumCa21ScandiumSc114 more rows

What are the first 10 elements and their symbols?

What are the First 10 ElementsName of the ElementSymbol of the ElementAtomic NumberHydrogenH1HeliumHe2LithiumLi3BerylliumBe45 more rows