Year 10 revision quiz Why are these statements incorrect? Name(required) Email Limestone will react with water to form Slaked Lime(required) Reactive metals are extracted with carbon in a blast furnace(required) Steel hip replacements are a good idea(required) Crude oil is ready to be used as a fuel straight away Alkenes are extracted directly from crude oil Alkanes have double bonds so are unsaturated The earth's atmosphere has always contained lots of oxygen, that's why life exists Submit Δ Share this:PrintEmailFacebookTwitterMorePinterestLike this:Like Loading...