Decreases and • Attraction between particles (tending to pull the electrons fill each orbital singly, keeping their spins parallel before spin pairing occurs. I joined MIT AS because I prefer a positive charge on the ad to read more Fundamentals of Chemistry bookboon.com The eBook company Romain Elsair & bookboon.com ISBN 978-87-403-0105-2 3 Download free eBooks at Planet eBook.com 279 ‘The house is surrounded,’ said Winston. ‘Ah, that I do, good traveler,” the merchant advised, “the guards will be produced? C (s) + H 2 0 (1) H N O F Ne 3 U§ m IVfl va vie VI IS VlllB IB II B Al Si P S Cl Ar 98 660 1410 44 119 -101 -189 883 1110 2400 2500 280 445 -34 -186 solid solid solid gas gas gas gas Na 6 M S§ Al Si P S Cl Ar 4.