the average weight of 9 girls ins group is 35 kg.the weight of their Worden is 45kg. more than the average weight of all the ten female put together. what is weight of wrden?
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Answer:
good night bhen soo jaao
Step-by-step explanation:
Atomic number (Z)=15=P→[Ne]3s
2
3p
3
Phosphorus belongs to 15th group
number of valence electrons 3s
2
3p
3
=5
and valency =3 in ground state.
Hence, the correct option is C
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