What criteria does 1,3-cyclobutadiene follow for aromaticity?

a) Follows: cyclic, has an uninterrupted cloud of pi electrons; does NOT follow: has an odd number of pairs of pi electrons, planar
b) Follows: cyclic, planar, has an uninterrupted cloud of pi electrons; does NOT follow: has an odd number of pairs of pi electrons
c) Follows: cyclic, planar; does NOT follow: has an uninterrupted cloud of pi electrons, has an odd number of pairs of pi electrons
d) Follows: has an uninterrupted cloud of pi electrons, has an odd number of pairs of pi electrons; does NOT follow: cyclic, planar

Q&A Platform for Education
Platform Explore for Education