Question

when we cut onion why we crating

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Answer 1

The synthase enzyme converts the amino acids sulfoxides of the onioninto sulfenic acid. The unstable sulfenic acid rearranges itself into syn-ropanethial-S-oxide. Syn-propanethial-S-oxide gets into the air and comes in contact with our eyes. The lachrymal glands become irritated and produces the tears.

Answer 2

Explanation: when we cut an onion u go unleashing a chemical reaction the molecules of onion break to form a volatile sulfuric gas this gas once reaches eyes , transforms into small bitts' of sulfuric acid u feel a itchy sensation