Question

the number of neutrons in the element 9be4 is ​

Answer 1

Name Beryllium

Name BerylliumAtomic Mass 9.012 atomic mass units

Name BerylliumAtomic Mass 9.012 atomic mass unitsNumber of Protons 4

Name BerylliumAtomic Mass 9.012 atomic mass unitsNumber of Protons 4Number of Neutrons 5

Name BerylliumAtomic Mass 9.012 atomic mass unitsNumber of Protons 4Number of Neutrons 5Number of Electrons 4