Question

What is a colloidal substance ?​

Answer 1

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Colloidal solutions, or colloidal suspensions, are nothing but a mixture in which the substances are regularly suspended in a fluid. A colloid is a very tiny and small material that is spread out uniformly all through another substance.

Answer 2

ʏᴏᴜʀ ᴀɴsᴡᴇʀ

ᴄᴏʟʟᴏɪᴅ, ᴀɴʏ sᴜʙsᴛᴀɴᴄᴇ ᴄᴏɴsɪsᴛɪɴɢ ᴏғ ᴘᴀʀᴛɪᴄʟᴇs sᴜʙsᴛᴀɴᴛɪᴀʟʟʏ ʟᴀʀɢᴇʀ ᴛʜᴀɴ ᴀᴛᴏᴍs ᴏʀ ᴏʀᴅɪɴᴀʀʏ ᴍᴏʟᴇᴄᴜʟᴇs ʙᴜᴛ ᴛᴏᴏ sᴍᴀʟʟ ᴛᴏ ʙᴇ ᴠɪsɪʙʟᴇ ᴛᴏ ᴛʜᴇ ᴜɴᴀɪᴅᴇᴅ ᴇʏᴇ; ᴍᴏʀᴇ ʙʀᴏᴀᴅʟʏ, ᴀɴʏ sᴜʙsᴛᴀɴᴄᴇ, ɪɴᴄʟᴜᴅɪɴɢ ᴛʜɪɴ ғɪʟᴍs ᴀɴᴅ ғɪʙʀᴇs, ʜᴀᴠɪɴɢ ᴀᴛ ʟᴇᴀsᴛ ᴏɴᴇ ᴅɪᴍᴇɴsɪᴏɴ ɪɴ ᴛʜɪs ɢᴇɴᴇʀᴀʟ sɪᴢᴇ ʀᴀɴɢᴇ, ᴡʜɪᴄʜ ᴇɴᴄᴏᴍᴘᴀssᴇs ᴀʙᴏᴜᴛ − ᴛᴏ − ᴄᴍ.

ʙᴇ ʙʀᴀɪɴʟʏ.#