Consider a hypothetical compound AX3Y. A has 4 valence electrons and both X and Y have 7 valence electrons. X is more electronegative than A and Y is less electronegative than A. What is true about this compound?​

Suppose a lab group reports a ppercent yield of sand of 105. is it really possible to collect more sand than was originally represented? what is the possible explanation for the extra product?

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.

An experimental procedure requires a 10 ml of acid to be dissolved