bad chemistry

You chalked this up to "bad chemistry" and suggested that she say as much to the guy.

Angela Merkel, who has 30 years of experience in politics, including 15 years as Germany’s chancellor, and who has a doctorate in quantum chemistry, has bad chemistry with the first U.S. president with no prior government experience, civilian or military, and the first to designate himself a genius.

“Putin does not respect our president,” he warned, and “our president does not like Putin. … I watch those two sitting in two chairs looking at each other … and I say, ‘Wow, that’s really bad chemistry.’

“Too bad chemistry teachers don’t keep a stash of mats and ropes handy just in case of emergency,” Z sneered.

Was it true that they had bad chemistry?