Answer:
C. Each element have its own neutron number seems false.
Step-by-step explanation:
In the given options, C options seems incorrect because
A. Each element have its own proton number which is equal to its electron number.
B. Each element have its own atomic number. Every elements have a unique atomic number.
D Each element have its own chemical symbol which is shown in periodic table.
But each atom do not have their specific neutron number.