More Multi-Element Molecules Nitrogen:(1s)2(2s)2(2p)3-5 valence electrons Nitrogen needs 3 fluorines to get octets on each atom :F:N:F: EN-E Carbon:(1s)2(2s)2(2p)2-4 valence electrons Carbon needs 4 fluorines to get octets on each atom V-9Nitrogen needs 3 fluorines to get octets on each atom More Multi-Element Molecules Nitrogen: (1s)2 (2s)2 (2p)3 → 5 valence electrons N F F N F F F F Carbon: (1s)2 (2s)2 (2p)2 → 4 valence electrons Carbon needs 4 fluorines to get octets on each atom C F F C F F F F F F V-9