Answer:
its 1 not negative
the atom shown below was hydrogen, known as H.
Scientists should control most possible variables in experiments to get the most valid and correct data. If many variables are included in experiments it is more difficult to interpret what is causing a different outcome.
There are 9 polyatomic ions so which one and the compound “Sn(NO2)2 is Tin(ll) Nitrite
Answer: Fluorine
Explanation: It belongs in the same group as Bromine
Answer:
Nitrogen atom is small in size than phosphorus thus the bond between its nucleus and valence electrons are stronger than phosphorus.
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