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3. How many valence electrons are in the outermost energy level of each of the following elements? a. Helium b. Lithium c. Nitrogen d. Magnesium

3. How many valence electrons are in the outermost energy level of each of the following elements? a. Helium b. Lithium c. Nitrogen d. Magnesium
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3. How many valence electrons are in the outermost energy level of each of the following elements?

a. Helium
b. Lithium
c. Nitrogen
d. Magnesium

User Luka Lopusina
by
9.2k points

1 Answer

1 vote
A.helium has no valency
B.lithium has 1
C.nitrogen has either 5 or 3 because it bonds outer orbital
D.magnesium has 2
User Francesco Cristallo
by
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