Nitrogen is 5 valence electrons
oxygen is 6 valence electrons
fluorine is 7 electrons
6g of hydrogen gas is my answer. I'm sorry if I'm wrong.
Answer:
1+
Explanation:
the number of protons tells you which element it is in the periodic table, you can notice that there is 1 less electron that then there is protons which means that the element had to give 1 electron away. When you get rid of 1 e- you have 1 proton more that electrons so that's why it's 1+
also the element is Cr
Answer:
nothing
Explanation:
aslong as nothing falls off fhen the mass and weight wont change