It means that the same atomic number. But there are a number of different mass, or? Refer to the elements of the same type that have the same number of protons. But there are a number of different neutron.The same thing of isotopes1. the number of protons.2. the total number of electrons.3. the atomic number.What of isotopes1. the mass of the atoms are different.2. how many different neutron3. different mass number.The written symbols of the isotopes must be written such that a nuclear hydrogen (H), there are three isotopes, as follows:Table 4 shows the burning symbol of hydrogen (H), the elemental isotopes.
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