Two chemical bonds unite three atoms into a molecule, what type of bonds are they

They are covalent bond.

Explanation:

For example; Water which is formed by the combination of 2 hydrogen and 1 oxygen and both are non-metal element.

answer is: naturally occurring solid, inorganic compound or element is mineral.

minerals usually have crystalline form, that means than crystal constituents (atoms, molecules or ions) are arranged in a highly ordered microscopic structure, forming a crystal lattice that extends in all directions.

for example magnetite is a mineral of iron oxide (fe₂o₃).

calcite is a carbonate mineral and the most stable polymorph of calcium carbonate (caco₃).

dolomite is an   carbonate mineral composed of calcium magnesium carbonate (camg(co₃)₂).

it takes on an electronical energy