Aluminum chloride (AlCl3) is an ionic compound. It forms from aluminum atoms that combine with chlorine atoms in a one-to-three ratio. What is the electrical charge of this compound?
А. 0
B. 2+
C. 1-
D. 3+

Thermohaline circulation and gyres

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Ch4 and ph3 are both covalent since they are composed both of non-metals.    ch4 is non- polar because of  london forces and has a geometry of tetrahedral  ph3 , on the other hand, is umbrella shaped polar and has dipole-dipole intermolecular force (imf) . since ph3 is polar, it has a stronger imf