Deduce the structure of an unknown compound using the data below. Molecular formula: C4H8O IR: 1717 cm-1, no IR absorptions above 3100 cm-1. NMR δ 0.95 (3H, t, J = 8 Hz), δ 2.03 (3H, s); δ 2.38 (2H, q, J = 8 Hz) ppm

This element exists in adundance in the sun.explain how you would go about capturing sunlight.would this captured sunlight contain any of the element?

Draw any one of the skeletal structures of a 2° alkyl bromide having the molecular formula of c6h13br and two stereogenic centers. indicate chirality by using wedge and hashed wedge notation. lone pairs do not need to be shown.

If it is an isoelectronic series select true, if not select false. o2-, s2-, se2-, te2- na+, k+, rb+, cs+ n3-, p3-, as3-, sb3- ag, cd+, sn3+, sb4+ f-, cl-, br-, i- f-, ne, na+, mg2+ s2-, s, s6+