Write down the secular equation, secular determinant of ethene molecule, calculate the energy and wavefunctions of HOMO and LUMO orbitals of the molecule and sketch the Hückel molecular orbital energy level of ethene.

Are hallucinogen a clinically useful drugs?

Which material produces static charge when rubbed ?

In which direction will the following reaction go if the standard reduction potentials are 0.80 v for ag/ag+ and –0.44 v for fe/fe2+? ag+ + fe → ag + fe2+ a.)forward b.)the reaction cannot occur. c.) not enough information is given. d.) reverse