Question

What is responsible for the flow of current through (i) a metallic conductor, (ii) an
electrolyte?​

Answer 1

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(i) In a metallic conductor, free electrons are responsible for the flow of current.

(ii) In an electrolyte, both the positive and negative ions are responsible for the flow of current.

Answer 2

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(i) Iɴ ᴀ ᴍᴇᴛᴀʟʟɪᴄ ᴏɴᴅᴜᴄᴛᴏʀ, ғʀᴇᴇ ᴇʟᴇᴄᴛʀᴏɴs ᴀʀᴇ ʀᴇsᴘᴏɴsɪʙʟᴇ ғᴏʀ ᴛʜᴇ ғʟᴏᴡ ᴏғ ᴄᴜʀʀᴇɴᴛ.

(ii) ɪɴ ᴀɴ ᴇʟᴇᴄᴛʀᴏʟʏᴛᴇ, ʙᴏᴛʜ ᴛʜᴇ ᴘᴏsɪᴛɪᴠᴇ ᴀɴᴅ ɴᴇɢᴀᴛɪᴠᴇ ɪᴏɴs ᴀʀᴇ ʀᴇsᴘᴏɴsɪʙʟᴇ ғᴏʀ ᴛʜᴇ ғʟᴏᴡ ᴏғ ᴄᴜʀʀᴇɴᴛ.

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