If the following elements were to form ions, they would attain the same number of electrons as which noble gas?
elements: be, ca, al, rb, se, f, p
noble gas: he, ne, ar, kr

Which step in naming unsaturated hydrocarbons is used for alkenes but not alkynes

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.

What is the empirical formula for c4h8o2