Ironman has died a few times in the comics, but the exact number can be hard to pin down.
Yes, Ironman has died in some comic storylines.
Spiderman has died a few times in comics. Sometimes it's due to powerful villains, and other times it's part of complex storylines. One such death was in a alternate universe storyline.
Yes, he did. His death was a significant event in the comic storyline.
No, he isn't. Ironman has a complex personality and various storylines in the comics.
Spiderman's deaths in comics are not straightforward to quantify. Different comic runs and storylines have presented various scenarios where he perishes. It's all part of the complex and ever-evolving world of comic storytelling.
Superman has died multiple times in the comics. However, it's not as simple as giving an exact figure. Different comic arcs and universes handle his death differently, making it a bit convoluted to determine an exact count.
The number of times Hulk has died varies depending on different comic arcs and continuities. Sometimes his 'deaths' are more symbolic or part of complex plot devices.
It's hard to keep an exact count. Deadpool dies and comes back to life so frequently that it's almost impossible to say for sure.