, 3, and
, 1) is a most peculiar looking object like a projectile, and gives one the impression of being ready to shoot off on the smallest provocation. The eight spikes, reversed funnels, coming to a point, are probably responsible for this warlike appearance. The remainder of the body is occupied by two "balloons."
FLUORINE: 8 spikes of 15 atoms 120
2 balloons 220
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Total 340
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Atomic weight 18.90
Number weight 340/18 18.88
Manganese
(
, 2) has fourteen spikes radiating from a central "balloon."
MANGANESE: 14 spikes of 63 atoms 882
Central balloon 110
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Total 992
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Atomic weight 54.57
Number weight 992/18 55.11