All the atoms of the world comprise of electrons, proton & neutron except that of ______________ atom in which neutron is absent ?

All the atoms of the world comprise of electrons, proton & neutron exc

1.	All the atoms of the world comprise of electrons, proton & neutron except that of ______________ atom in which neutron is absent ?
A.	Deuterium
B.	Hydrogen
C.	Neon
D.	Helium
Answer» C. Neon

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All the atoms of the world comprise of electrons, proton & neutron except that of ______________ atom in which neutron is absent ?

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