Question

What would you observe when zinc is added to a solution of iron(II) sulphate? Write the chemical reaction that takes place

Answer 1

chemical name- zinc sulphate, white vitriol
molecular formula- ZnSO4
molecular weight- 161.4426 g/mol
zinc reacts with dil. H2SO4 to form zinc sulphate and evolve hydrogen gas.
       Zn(S) +H2SO4 - ZnSO4 (aq) + H2(g) 

Answer 2

ᴡʜᴇɴ ᴢɪɴᴄ ɪs ᴀᴅᴅᴇᴅ ᴛᴏ ᴛʜᴇ sᴏʟᴜᴛɪᴏɴ ᴏғ ɪʀᴏɴ sᴜʟᴘʜᴀᴛᴇ, ᴛʜᴇ ᴄᴏʟᴏᴜʀ ᴏғ ɪʀᴏɴ sᴜʟᴘʜᴀᴛᴇ sᴏʟᴜᴛɪᴏɴ ᴄʜᴀɴɢᴇs. ɪᴛ ɪs ʙᴇᴄᴀᴜsᴇ ᴢɪɴᴄ ɪs ᴍᴏʀᴇ ʀᴇᴀᴄᴛɪᴠᴇ ᴛʜᴀɴ ɪʀᴏɴ, ᴛʜᴇʀᴇғᴏʀᴇ, ɪᴛ ᴅɪsᴘʟᴀᴄᴇs ɪʀᴏɴ ғʀᴏᴍ ɪᴛs sᴏʟᴜᴛɪᴏɴ ᴏғ ɪʀᴏɴ sᴜʟᴘʜᴀᴛᴇ ᴀɴᴅ ᴀ ɢʀᴇʏ ᴘʀᴇᴄɪᴘɪᴛᴀᴛᴇ ᴏғ ɪʀᴏɴ ᴀɴᴅ ᴀ ᴄᴏʟᴏᴜʀʟᴇss sᴏʟᴜᴛɪᴏɴ ᴏғ ᴢɪɴᴄ sᴜʟᴘʜᴀᴛᴇ ɪs ғᴏʀᴍᴇᴅ.