I haven't read any sources corroborating that, actually the contrary, regardless that would still "just" be a war crime, not a genocide.

afaik Kharkiv is the most badly bombed city right now and it's nowhere close to Grozny (yet?)

I know everyone is emotional and outraged, it's not an outrage competition though, using big (and invalid) words doesn't help

Smaller town on the outskirts of Kharkiv: https://www.youtube.com/watch?v=F87VbZjqyaY

Kharkiv itself: https://tinyurl.com/nh4kwymp. It is way larger than Grozny so there is more buildings left to pound.