The dimensions of capacitance are :

M-1L-2TI2 M-1L-2T2I-2 ML-2T-2I-1 M-1L-2T4I2

M-1L-2T4I2

C = $\frac{Q}{V}$ C = $\frac{Q}{W / Q}=\frac{Q^2 \times T^2}{W \times T^2}=\frac{T^2}{W^2} I^2$ $=\frac{T^2I^2}{M L^2 T^{-2}}$ = M-1L-2T4I2