Answer:
BF 3
Explanation:
The geometry of the BF 3 molecule is called trigonal planar The fluorine atoms are positioned at the vertices of an equilateral triangle. The F-B-F angle is 120° and all four atoms lie in the same plane.
1.=b)
2.=b)
3.=a)
4.=a)
5.=d)
6.=a)
7=d)
Lithium, Chlorine, and Oxygen
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Answer:
50 gram calcium do you need
Explanation:
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Oxygen is a pure substance, as it is composed of only a single kind of atom. Which is the oxygen atom, it cannot be broken or degraded down any further into constituents that make up the element. In terms of both chemically and physically.