What information do you get from the figure given below about the atomic number. Mass number and valency of an atom X.
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Atomic no. =no. of protons = no. electrons
As it has 8 protons and
Therefore, it's atomic no. Is =8
mass no. = no. of protons + no. of neutrons
Mass no.= 8+10=18
Valency = no of electrons in the outermost shell
Valency= 6
As it has 8 protons and
Therefore, it's atomic no. Is =8
mass no. = no. of protons + no. of neutrons
Mass no.= 8+10=18
Valency = no of electrons in the outermost shell
Valency= 6
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5
atomic no. =8 mass no.=8 ⁺10=18
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