Question

Differentiate between—
a) Direct combination reaction and Decomposition reaction b) Displacement reaction and neutralization reaction.​

Answer 1

• ᴅɪʀᴇᴄᴛ ᴄᴏᴍʙɪɴᴀᴛɪᴏɴ: “ɪs ᴀ ʀᴇᴀᴄᴛɪᴏɴ ɪɴ ᴡʜɪᴄʜ ᴛᴡᴏ ᴇʟᴇᴍᴇɴᴛs ᴏʀ ᴄᴏᴍᴘᴏᴜɴᴅ ᴄᴏᴍʙɪɴᴇ ᴛᴏ ɢɪᴠᴇ ᴏɴᴇ ɴᴇᴡ ᴄᴏᴍᴘᴏᴜɴᴅ.” ᴅᴇᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ʀᴇᴀᴄᴛɪᴏɴ: “ᴀ ᴄʜᴇᴍɪᴄᴀʟ ᴄᴏᴍᴘᴏᴜɴᴅ (ʙʀᴇᴀᴋs ᴜᴘ) ᴅᴇᴄᴏᴍᴘᴏsᴇs ɪɴᴛᴏ ᴛᴡᴏ ᴏʀ ᴍᴏʀᴇ sɪᴍᴘʟᴇʀ sᴜʙsᴛᴀɴᴄᴇs.”

• ᴅɪsᴘʟᴀᴄᴇᴍᴇɴᴛ ʀᴇᴀᴄᴛɪᴏɴ: “ᴀ ᴄʜᴇᴍɪᴄᴀʟ ʀᴇᴀᴄᴛɪᴏɴ ɪɴ ᴡʜɪᴄʜ ᴀɴ ᴇʟᴇᴍᴇɴᴛ ᴅɪsᴘʟᴀᴄᴇs ᴛʜᴇ ᴇʟᴇᴍᴇɴᴛ ғʀᴏᴍ ᴀ sᴏʟᴜᴛɪᴏɴ ᴏғ ɪᴛs ᴄᴏᴍᴘᴏᴜɴᴅ.” ... ɴᴇᴜᴛʀᴀʟɪᴢᴀᴛɪᴏɴ ʀᴇᴀᴄᴛɪᴏɴ: “ᴀ ʀᴇᴀᴄᴛɪᴏɴ ʙᴇᴛᴡᴇᴇɴ ᴀɴ ᴀᴄɪᴅ ᴀɴᴅ ᴀ ʙᴀsᴇ ᴛᴏ ғᴏʀᴍ sᴀʟᴛ ᴀɴᴅ ᴡᴀᴛᴇʀ ɪs ᴄᴀʟʟᴇᴅ ᴀ ɴᴇᴜᴛʀᴀʟɪᴢᴀᴛɪᴏɴ ʀᴇᴀᴄᴛɪᴏɴ.”