Someone please give me a sentence using “chemical bond”

Rust, iron oxide, is weak mechanically although its chemical bonds are strong.

Explanation:

the link still does not work even when adding it to the url bar

explanation:

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?