Question

2 a) Complete this table to - w une numbers of
protons, neutrons and electrons in these
isotopes of magnesium:
Protons
Neutrons
Electrons
Isotope
Mg
25mg
Mg
b) How do the isotopes differ?​

Answer 1

Answer:

2 b) An isotope is one of two or more forms of the same chemical element. Different isotopes of an element have the same number of protons in the nucleus, giving them the same atomic number, but a different number of neutrons giving each elemental isotope a different atomic weight.

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