kya hota h jb ek parakhnali m ek ammal k vilyan ek char vilyan k sath milaya jata h?
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ғɪʟʟ ɪɴ ᴛʜᴇ ʙʟᴀɴᴋs.
(ᴀ) ᴘʜᴏsᴘʜᴏʀᴜs ɪs ᴀ ᴠᴇʀʏ _________ɴᴏɴ-ᴍᴇᴛᴀʟ.
(ʙ) ᴍᴇᴛᴀʟs ᴀʀᴇ _________ ᴄᴏɴᴅᴜᴄᴛᴏʀs ᴏғ ʜᴇᴀᴛ ᴀɴᴅ ____________ .
(ᴄ) ɪʀᴏɴ ɪs ____________ʀᴇᴀᴄᴛɪᴠᴇ ᴛʜᴀɴ ᴄᴏᴘᴘᴇʀ.
(ᴅ) ᴍᴇᴛᴀʟs ʀᴇᴀᴄᴛ ᴡɪᴛʜ ᴀᴄɪᴅs ᴛᴏ ᴘʀᴏᴅᴜᴄᴇ ____________ ɢᴀs.
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