Are all seats suitable for Wheelchair passengers?

Yes, but the preferred seats are B, D, G and J (any row).

Visit this link for more details on Qsuite https://www.qatarairways.com/en/onboard/qsuite.html 

Please contact your local Qatar Airways office for further inquiries. Contact details can be found in the following link https://www.qatarairways.com/en/worldwide-offices.html