1 Which rank contains the largest number of organisms?
A
Genus
B Species
C
Class
D
Order
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Classification Qui...
o i 2 A

What diagram shows the ionic compound of magnesium oxide

Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.

In the particles are arranged in a regular, repeating pattern. a)a crystalline liquid b)a crystalline solid c)all gases d)all solids