Question

what is a chemical change? give an example of a chemical reaction​

Answer 1

Explanation:

Ans: A chemical transition is the result of a chemical reaction, whereas a physical change is when the structure of matter changes, but not the chemical identity. Burning, cooking, rusting and rotting are examples of chemical changes.

Answer 2

$\huge \colorbox{yellow}{ᴀɴꜱᴡᴇʀ}$

ᴀ ᴘʀᴏᴄᴇꜱꜱ ɪɴ ᴡʜɪᴄʜ 2 ᴏʀ ᴍᴏʀᴇ ꜱᴜʙꜱᴛᴀɴᴄᴇꜱ ᴀʀᴇ ᴀʟᴛᴇʀᴇᴅ ɪɴᴛᴏ ᴏɴᴇ ᴏʀ ᴍᴏʀᴇ ɴᴇᴡ ᴀɴᴅ ᴅɪꜰꜰᴇʀᴇɴᴛ ꜱᴜʙꜱᴛᴀɴᴄᴇ.

$\rm \purple{ example}\implies$

ᴏxɪᴅᴀᴛɪᴏɴ ʀᴇᴀᴄᴛɪᴏɴ.