2007-02-03 19:15:14 · 6 answers · asked by CR7 3 in Science & Mathematics ➔ Chemistry
relative atomic mass no.=20
atomic(proton) number=10
therefore, no. of neutrons=relative atomic mass no.- atomic number
=20-10
=10 neutrons
2007-02-03 19:44:44 · answer #1 · answered by garlic_chili_91 2 · 0⤊ 0⤋
10
2007-02-03 19:43:51 · answer #2 · answered by Anonymous · 0⤊ 0⤋
10 neutrons
2007-02-03 19:19:59 · answer #3 · answered by ecolink 7 · 0⤊ 0⤋
10.
2007-02-03 19:23:02 · answer #4 · answered by kaythxbye 1 · 0⤊ 0⤋
Neon has three stable isotopes:
* 20Ne (90.48%), with 10 neutrons in the nucleus of each atom;
* 21Ne (0.27%), with 11 neutrons in the nucleus of each atom; and
* 22Ne (9.25%), with 12 neutrons in the nucleus of each atom
2007-02-03 19:24:40 · answer #5 · answered by loving_caring20052003 3 · 0⤊ 0⤋
10.2
2007-02-03 22:30:01 · answer #6 · answered by Akshav 3 · 0⤊ 0⤋