Livermorium is element number 116, with the symbol Lv. Its name comes from the American city of Livermore.
Atomic number 116(293)
LvLivermoriumリバモリウム (ribamoriumu)
Symbol
Lv
Atomic weight
(293)
Place in the table
Period 7 · Group 16
The number in parentheses is not an atomic weight. It is the mass number of one radioactive isotope of the element.
Atomic weight from the Chemical Society of Japan, “Table of Standard Atomic Weights with Four Significant Figures (2026)”.
An American city’s name
Livermorium was found in 2004, made by smashing calcium (number 20) into curium (number 96). The discovery was confirmed in 2011, and in 2012, the same year as flerovium (114), its name was decided.
When livermorium gives off an alpha ray, it changes into element 114, flerovium.
Where it sits on the table
Livermorium is in the seventh row of Group 16, at the bottom of the column with oxygen, sulfur, selenium, tellurium and polonium.
Think about it
Q1What is 96 + 20?
Q2By how much does an element’s number go down when it gives off an alpha ray? Check with 116 and 114.
Q3Can you name the Group 16 elements from the top?
There is no single right answer. Talking it over with someone at home is a good way to learn.
Did you know? — Elements with American place names: americium (the country), berkelium (a city), californium (a state), livermorium (a city) and tennessine (a state).