Mr Francis was taken to hospital and has since recovered from his wounds, police said.
The Dutch-born engineer suffered 15 months of pain before being allowed to die at a euthanasia in Belgium, where doctors said he was enduring “unbearable physical and psychological suffering’’ in January 2017.
The pair were together for five years but split up in August 2015 and Mr Van Dongen, although still supporting Ms Wallace financially, began seeing another woman.
A fight was proposed at a nearby car park but instead the chase ensued.
“The moped was no match for the might of the Mustang," Prosecutor Aftab Jafferjee QC said.
Berlinah Wallace, 49, allegedly threw sulphuric acid over Mark van Dongen, 29, after telling him: “If I can’t have you, no one else will”.
The attack in Bristol left him paralysed from the neck down, partially blind, and unrecognisable, Bristol Crown Court heard. Fw-300 #ya-qn-sort h2 /* Breadcrumb */ #ya-question-breadcrumb #ya-question-breadcrumb i #ya-question-breadcrumb a #bc .ya-q-full-text, .ya-q-text #ya-question-detail h1 html[lang="zh-Hant-TW"] .ya-q-full-text, html[lang="zh-Hant-TW"] .ya-q-text, html[lang="zh-Hant-HK"] .ya-q-full-text, html[lang="zh-Hant-HK"] .ya-q-text html[lang="zh-Hant-TW"] #ya-question-detail h1, html[lang="zh-Hant-HK"] #ya-question-detail h1 #Stencil . Bdend-1g /* Trending Now */ /* Center Rail */ #ya-center-rail .profile-banner-default .ya-ba-title #Stencil . Bgc-lgr #ya-best-answer, #ya-qpage-msg, #ya-question-detail, li.ya-other-answer .tupwrap .comment-text /* Right Rail */ #Stencil . Bxsh-003-prpl #yai-q-answer, #ya-trending, #ya-related-questions h2. Fw-300 .qstn-title #ya-trending-questions-show-more, #ya-related-questions-show-more #ya-trending-questions-more, #ya-related-questions-more /* DMROS */ .We will never recover from the grief and loss of such a loving, strong, enthusiastic and talented young man." They added: “His absence is felt every single day, we were not only grieving yesterday or today, but we will continue to grieve for the rest of our lives.No amount of justice will ease the suffering, the sorrow and the tears we have been put through as a family.He denied the charge, but the jury convicted him of both murder and attempting to inflict grievous bodily harm by a majority of 10 to two. "It quickly became apparent that Clifford had targeted the moped and even continued to assault Soban Khan after the collision," said Detective Sergeant Harbir Kooner.