Select the correct answer from each drop-down menu. What causes atoms to form covalent bonds?
In a covalent bond, two atoms are held together by the attraction between
The number of covalent
bonds that an atom can form depends on the number of
in the atom.

In an energy pyramid, which level has the most available energy?

Provide a stepwise curved arrow mechanism that fully explains the outcome of the reaction shown below. oh нао* heat он

Pegmatites are igneous rocks in which the individual minerals are very large. typically, the minerals are all light-colored quartz, feldspar and muscovite. if you were given a black and white photograph of a pegmatite in a quarry (where the rock has been blasted and broken), what physical properties could you use to identify those three minerals in this hypothetical photo? describe each mineral and the specific diagnostic properties. be specific.