what are exothermic reaction
Answers
Answered by
0
An exothermic reaction is a "reaction for which the overall standard enthalpy change ΔH⚬ is negative." Exothermic reactions usually release heat and entail the replacement of weak bonds with stronger ones.
Answered by
2
Answer:
ᴀɴ ᴇxᴏᴛʜᴇʀᴍɪᴄ ʀᴇᴀᴄᴛɪᴏɴ ɪꜱ ᴀ ʀᴇᴀᴄᴛɪᴏɴ ɪɴ ᴡʜɪᴄʜ ᴇɴᴇʀɢy ɪꜱ ʀᴇʟᴇᴀꜱᴇᴅ ɪɴ ᴛʜᴇ ꜰᴏʀᴍ ᴏꜰ ʟɪɢʜᴛ ᴏʀ ʜᴇᴀᴛ. ᴛʜᴜꜱ ɪɴ ᴀɴ ᴇxᴏᴛʜᴇʀᴍɪᴄ ʀᴇᴀᴄᴛɪᴏɴ, ᴇɴᴇʀɢy ɪꜱ ᴛʀᴀɴꜱꜰᴇʀʀᴇᴅ ɪɴᴛᴏ ᴛʜᴇ ꜱᴜʀʀᴏᴜɴᴅɪɴɢꜱ ʀᴀᴛʜᴇʀ ᴛʜᴀɴ ᴛᴀᴋɪɴɢ ᴇɴᴇʀɢy ꜰʀᴏᴍ ᴛʜᴇ ꜱᴜʀʀᴏᴜɴᴅɪɴɢꜱ ᴀꜱ ɪɴ ᴀɴ ᴇɴᴅᴏᴛʜᴇʀᴍɪᴄ ʀᴇᴀᴄᴛɪᴏɴ. ɪɴ ᴀɴ ᴇxᴏᴛʜᴇʀᴍɪᴄ ʀᴇᴀᴄᴛɪᴏɴ, ᴄʜᴀɴɢᴇ ɪɴ ᴇɴᴛʜᴀʟᴩy ( δʜ) ᴡɪʟʟ ʙᴇ ɴᴇɢᴀᴛɪᴠᴇ.
Similar questions