## Chemistry and Chemical Reactivity (9th Edition)

a) $2p\rightarrow n=2,\ell=1$, hence $-1\leq m_\ell\leq 1$ b) $3d\rightarrow n=3,\ell=2$, hence $-2\leq m_\ell\leq 2$ c) $4f\rightarrow n=4,\ell=3$, hence $-3\leq m_\ell\leq 3$