English, asked by devil123468, 1 year ago

what is decomstion reaction?​

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Answered by Anonymous
3

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ᴄʜᴇᴍɪᴄᴀʟ ᴅᴇᴄᴏᴍᴘᴏsɪᴛɪᴏɴ, ᴏʀ ᴄʜᴇᴍɪᴄᴀʟ ʙʀᴇᴀᴋᴅᴏᴡɴ,

ɪs ᴛʜᴇ ᴘʀᴏᴄᴇss ᴏʀ ᴇғғᴇᴄᴛ ᴏғ sɪᴍᴘʟɪғʏɪɴɢ ᴀ sɪɴɢʟᴇ ᴄʜᴇᴍɪᴄᴀʟ ᴇɴᴛɪᴛʏ (ɴᴏʀᴍᴀʟ ᴍᴏʟᴇᴄᴜʟᴇ, ʀᴇᴀᴄᴛɪᴏɴ ɪɴᴛᴇʀᴍᴇᴅɪᴀᴛᴇ, ᴇᴛᴄ.) ɪɴᴛᴏ ᴛᴡᴏ ᴏʀ ᴍᴏʀᴇ ғʀᴀɢᴍᴇɴᴛs.[1] ᴄʜᴇᴍɪᴄᴀʟ ᴅᴇᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ɪs ᴜsᴜᴀʟʟʏ ʀᴇɢᴀʀᴅᴇᴅ ᴀɴᴅ ᴅᴇғɪɴᴇᴅ ᴀs ᴛʜᴇ ᴇxᴀᴄᴛ ᴏᴘᴘᴏsɪᴛᴇ ᴏғ ᴄʜᴇᴍɪᴄᴀʟ sʏɴᴛʜᴇsɪs. ɪɴ sʜᴏʀᴛ, ᴛʜᴇ ᴄʜᴇᴍɪᴄᴀʟ ʀᴇᴀᴄᴛɪᴏɴ ɪɴ ᴡʜɪᴄʜ ᴛᴡᴏ ᴏʀ ᴍᴏʀᴇ ᴘʀᴏᴅᴜᴄᴛs ᴀʀᴇ ғᴏʀᴍᴇᴅ ғʀᴏᴍ ᴀ sɪɴɢʟᴇ ʀᴇᴀᴄᴛᴀɴᴛ ɪs ᴄᴀʟʟᴇᴅ ᴀ ᴅᴇᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ʀᴇᴀᴄᴛɪᴏɴ.

ᴛʜᴇ ᴅᴇᴛᴀɪʟs ᴏғ ᴀ ᴅᴇᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ᴘʀᴏᴄᴇss ᴀʀᴇ ɴᴏᴛ ᴀʟᴡᴀʏs ᴡᴇʟʟ ᴅᴇғɪɴᴇᴅ ʙᴜᴛ sᴏᴍᴇ ᴏғ ᴛʜᴇ ᴘʀᴏᴄᴇss ɪs ᴜɴᴅᴇʀsᴛᴏᴏᴅ; ᴍᴜᴄʜ ᴇɴᴇʀɢʏ ɪs ɴᴇᴇᴅᴇᴅ ᴛᴏ ʙʀᴇᴀᴋ ʙᴏɴᴅs. sɪɴᴄᴇ ᴀʟʟ ᴅᴇᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ʀᴇᴀᴄᴛɪᴏɴs ʙʀᴇᴀᴋ ᴀᴘᴀʀᴛ ᴛʜᴇ ʙᴏɴᴅs ʜᴏʟᴅɪɴɢ ɪᴛ ᴛᴏɢᴇᴛʜᴇʀ ɪɴ ᴏʀᴅᴇʀ ᴛᴏ ᴘʀᴏᴅᴜᴄᴇ ɪɴᴛᴏ ɪᴛs sɪᴍᴘʟᴇʀ ʙᴀsɪᴄ ᴘᴀʀᴛs, ᴛʜᴇ ʀᴇᴀᴄᴛɪᴏɴs ᴡᴏᴜʟᴅ ʀᴇϙᴜɪʀᴇ sᴏᴍᴇ ғᴏʀᴍ ᴏғ ᴛʜɪs ᴇɴᴇʀɢʏ ɪɴ ᴠᴀʀʏɪɴɢ ᴅᴇɢʀᴇᴇs. ʙᴇᴄᴀᴜsᴇ ᴏғ ᴛʜɪs ғᴜɴᴅᴀᴍᴇɴᴛᴀʟ ʀᴜʟᴇ, ɪᴛ ɪs ᴋɴᴏᴡɴ ᴛʜᴀᴛ ᴍᴏsᴛ ᴏғ ᴛʜᴇsᴇ ʀᴇᴀᴄᴛɪᴏɴs ᴀʀᴇ ᴇɴᴅᴏᴛʜᴇʀᴍɪᴄ ᴀʟᴛʜᴏᴜɢʜ ᴇxᴄᴇᴘᴛɪᴏɴs ᴅᴏ ᴇxɪsᴛ.

ᴛʜᴇ sᴛᴀʙɪʟɪᴛʏ ᴏғ ᴀ ᴄʜᴇᴍɪᴄᴀʟ ᴄᴏᴍᴘᴏᴜɴᴅ ɪs ᴇᴠᴇɴᴛᴜᴀʟʟʏ ʟɪᴍɪᴛᴇᴅ ᴡʜᴇɴ ᴇxᴘᴏsᴇᴅ ᴛᴏ ᴇxᴛʀᴇᴍᴇ ᴇɴᴠɪʀᴏɴᴍᴇɴᴛᴀʟ ᴄᴏɴᴅɪᴛɪᴏɴs sᴜᴄʜ ᴀs ʜᴇᴀᴛ, ʀᴀᴅɪᴀᴛɪᴏɴ, ʜᴜᴍɪᴅɪᴛʏ, ᴏʀ ᴛʜᴇ ᴀᴄɪᴅɪᴛʏ ᴏғ ᴀ sᴏʟᴠᴇɴᴛ. ʙᴇᴄᴀᴜsᴇ ᴏғ ᴛʜɪs ᴄʜᴇᴍɪᴄᴀʟ ᴅᴇᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ɪs ᴏғᴛᴇɴ ᴀɴ ᴜɴᴅᴇsɪʀᴇᴅ ᴄʜᴇᴍɪᴄᴀʟ ʀᴇᴀᴄᴛɪᴏɴ. ʜᴏᴡᴇᴠᴇʀ ᴄʜᴇᴍɪᴄᴀʟ ᴅᴇᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ɪs ʙᴇɪɴɢ ᴜsᴇᴅ ɪɴ ᴀ ɢʀᴏᴡɪɴɢ ɴᴜᴍʙᴇʀ ᴏғ ᴡᴀʏs.

ғᴏʀ ᴇxᴀᴍᴘʟᴇ ᴛʜɪs ᴍᴇᴛʜᴏᴅ ɪs ᴇᴍᴘʟᴏʏᴇᴅ ғᴏʀ sᴇᴠᴇʀᴀʟ ᴀɴᴀʟʏᴛɪᴄᴀʟ ᴛᴇᴄʜɴɪϙᴜᴇs, ɴᴏᴛᴀʙʟʏ ᴍᴀss sᴘᴇᴄᴛʀᴏᴍᴇᴛʀʏ, ᴛʀᴀᴅɪᴛɪᴏɴᴀʟ ɢʀᴀᴠɪᴍᴇᴛʀɪᴄ ᴀɴᴀʟʏsɪs, ᴀɴᴅ ᴛʜᴇʀᴍᴏɢʀᴀᴠɪᴍᴇᴛʀɪᴄ ᴀɴᴀʟʏsɪs. ᴀᴅᴅɪᴛɪᴏɴᴀʟʟʏ ᴅᴇᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ʀᴇᴀᴄᴛɪᴏɴs ᴀʀᴇ ᴜsᴇᴅ ᴛᴏᴅᴀʏ ғᴏʀ ᴀ ɴᴜᴍʙᴇʀ ᴏғ ᴏᴛʜᴇʀ ʀᴇᴀsᴏɴs ɪɴ ᴛʜᴇ ᴘʀᴏᴅᴜᴄᴛɪᴏɴ ᴏғ ᴀ ᴡɪᴅᴇ ᴠᴀʀɪᴇᴛʏ ᴏғ ᴘʀᴏᴅᴜᴄᴛs. ᴏɴᴇ ᴏғ ᴛʜᴇsᴇ ɪs ᴛʜᴇ ᴇxᴘʟᴏsɪᴠᴇ ʙʀᴇᴀᴋᴅᴏᴡɴ ʀᴇᴀᴄᴛɪᴏɴ ᴏғ sᴏᴅɪᴜᴍ ᴀᴢɪᴅᴇ [(ɴᴀɴ3)2] ɪɴᴛᴏ ɴɪᴛʀᴏɢᴇɴ ɢᴀs (ɴ2) ᴀɴᴅ sᴏᴅɪᴜᴍ (ɴᴀ). ɪᴛ ɪs ᴛʜɪs ᴘʀᴏᴄᴇss ᴡʜɪᴄʜ ᴘᴏᴡᴇʀs ᴛʜᴇ ʟɪғᴇ-sᴀᴠɪɴɢ ᴀɪʀʙᴀɢs ᴘʀᴇsᴇɴᴛ ɪɴ ᴠɪʀᴛᴜᴀʟʟʏ ᴀʟʟ ᴏғ ᴛᴏᴅᴀʏ's ᴀᴜᴛᴏᴍᴏʙɪʟᴇs.[2]

ᴅᴇᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ʀᴇᴀᴄᴛɪᴏɴs ᴄᴀɴ ʙᴇ ɢᴇɴᴇʀᴀʟʟʏ ᴄʟᴀssᴇᴅ ɪɴᴛᴏ ᴛʜʀᴇᴇ ᴄᴀᴛᴇɢᴏʀɪᴇs; ᴛʜᴇʀᴍᴀʟ, ᴇʟᴇᴄᴛʀᴏʟʏᴛɪᴄ, ᴀɴᴅ ᴘʜᴏᴛᴏʟʏᴛɪᴄ ᴅᴇᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ʀᴇᴀᴄᴛɪᴏɴs.[3]

ɪɴ ᴛʜᴇ ʙʀᴇᴀᴋᴅᴏᴡɴ ᴏғ ᴀ ᴄᴏᴍᴘᴏᴜɴᴅ ɪɴᴛᴏ ɪᴛs ᴄᴏɴsᴛɪᴛᴜᴇɴᴛ ᴘᴀʀᴛs, ᴛʜᴇ ɢᴇɴᴇʀᴀʟɪᴢᴇᴅ ʀᴇᴀᴄᴛɪᴏɴ ғᴏʀ ᴄʜᴇᴍɪᴄᴀʟ ᴅᴇᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ɪs:

ᴀʙ → ᴀ + ʙ

ᴀɴ ᴇxᴀᴍᴘʟᴇ ɪs ᴛʜᴇ ᴇʟᴇᴄᴛʀᴏʟʏsɪs ᴏғ ᴡᴀᴛᴇʀ ᴛᴏ ᴛʜᴇ ɢᴀsᴇs ʜʏᴅʀᴏɢᴇɴ ᴀɴᴅ ᴏxʏɢᴇɴ:

2 ʜ2ᴏ(ʟ) → 2 ʜ2(ɢ) + ᴏ2(ɢ)

ᴀᴅᴅɪᴛɪᴏɴᴀʟ ᴇxᴀᴍᴘʟᴇs

ᴄᴀᴄᴏ3 → ᴄᴀᴏ + ᴄᴏ2

ᴍᴇᴛᴀʟ ᴄʜʟᴏʀᴀᴛᴇs ᴀʟsᴏ ᴅᴇᴄᴏᴍᴘᴏsᴇ ᴡʜᴇɴ ʜᴇᴀᴛᴇᴅ. ɪɴ ᴛʜɪs ᴛʏᴘᴇ ᴏғ ᴅᴇᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ʀᴇᴀᴄᴛɪᴏɴ, ᴀ ᴍᴇᴛᴀʟ ᴄʜʟᴏʀɪᴅᴇ ᴀɴᴅ ᴏxʏɢᴇɴ ɢᴀs ᴀʀᴇ ᴛʜᴇ ᴘʀᴏᴅᴜᴄᴛs. ʜᴇʀᴇ, ᴀɢᴀɪɴ, ᴍ ʀᴇᴘʀᴇsᴇɴᴛs ᴛʜᴇ ᴍᴇᴛᴀʟ:

2 ᴍᴄʟᴏ3 → 2 ᴍᴄʟ+ 3 ᴏ2

ᴀ ᴄᴏᴍᴍᴏɴ ᴅᴇᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ᴏғ ᴀ ᴄʜʟᴏʀᴀᴛᴇ ɪs ɪɴ ᴛʜᴇ ʀᴇᴀᴄᴛɪᴏɴ ᴏғ ᴘᴏᴛᴀssɪᴜᴍ ᴄʜʟᴏʀᴀᴛᴇ ᴡʜᴇʀᴇ ᴏxʏɢᴇɴ ɪs ᴛʜᴇ ᴘʀᴏᴅᴜᴄᴛ. ᴛʜɪs ᴄᴀɴ ʙᴇ ᴡʀɪᴛᴛᴇɴ ᴀs:

2 ᴋᴄʟᴏ3 → 2 ᴋᴄʟ + 3 ᴏ2

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Answered by shashank8582
5

Answer:

Chemical decomposition, or chemical breakdown, is the process or effect of simplifying a single chemical entity into two or more fragments. Chemical decomposition is usually regarded and defined as the exact opposite of chemical synthesis.

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