Lithium is an alkali metal with the atomic number = 3 and an atomic mass of 6.941 g/mol. This means that lithium has 3 protons, 3 electrons and 4 neutrons (6.941 - 3 = ~4).
30 июн. 2023 г.
As seen on a periodic table, Lithium has an atomic mass of 7. We know the proton number is 3, so 7-3 = 4, is our number of neutrons. Finally, as an atom is ... |
Naturally occurring lithium (3Li) is composed of two stable isotopes, lithium ... Having a magic number of 8 neutrons, Lithium-11 sits on the first of five ... |
Atomic Mass, 6.941 atomic mass units ; Number of Protons, 3 ; Number of Neutrons, 4 ; Number of Electrons, 3 ; Melting Point, 108.54° C. |
It has an atomic mass of 6.94 because lithium atoms contain either 3 or 4 neutrons. Lithium is in group 1 on the periodic table, and has 1 valence electron. |
15 авг. 2017 г. · Li is an element with atomic number 3 so, it has 3 protons and 3 neutrons and there is Li7 as an isotope of Li atom,it has 4 neutrons. |
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