Predetermined spots where everyone leaving the building should meet during a fire or fire drill are called ______ _______ ?
1 answer:
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Answer:
Here's what I get
Explanation:
1. Fluorine
a. Each fluorine atom has seven valence electrons.
b. Fluorine is a nonmetal.
c. The combination of these atoms creates a covalent bond.
d. The atoms share a pair of valence electrons.
e. In the ionic bond, an electron moved from one atom to the other one.
f. The molecule forms a straight line.
2. Oxygen
a. Each oxygen atom has six valence electrons.
b. Oxygen is a nonmetal.
c. The combination of these atoms creates a covalent bond.
d. The atoms share two pairs of valence electrons.
e. The bond has four electrons instead of two.
f. The molecule forms a straight line.
