57.
The wave number of the light
emitted by a certain source is
2 x 10^6m....
Chemistry, 17.08.2021 01:00 Jerrygordon212
57.
The wave number of the light
emitted by a certain source is
2 x 10^6m. The wavelength of
this light will be
a) 500 nm
b) 100m
c) 200 nm
d) 5 x10 m
Answers: 1
Chemistry, 22.06.2019 02:00, hemolelekeakua
The alkali metals (group 1) consist of lithium (3), sodium (11), potassium (19), rubidium (37), cesium (55), and francium (87). they are soft, metallic solids with low densities and low melting points. based on the data shown in figure 1, how many valence electrons do alkali metals share?
Answers: 3
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