· Does a symbol represent an atom or a molecule ?
If a compound has formula X20, what is the valency of X?
Answers
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0
Answer:
It represents atom
Explanation:
There is a big difference between atom and molecule. If u want to know the difference then let me/us know. And compound cant have a valency
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1
Answer:
Explanation:
Q.1 Ans Symbols represent atoms and not molecules.
Q.2 Ans In the compound X2O the valence of X can be easily determined as “+1” because two electrons to the oxygen atom to complete its octet for stability have been provided each by one element"x" and the positive sign is because electrons are donated,hence no of protons exceeds the no. of electrons in the ion…
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