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Iron is not soluble in water.
Yes
You can put the mixture in water where the wood will float and the the iron sink, or separate them with a magnet, where the iron will be attracted and the wood will not.
oxides of iron are formed
You will have a mixture of zinc and iron filings.
True for iron filing.
Iron is not soluble in water.
Solid
Solid.
Iron fillings can be extracted with a magnet.
Iron filings are very small pieces of iron that look like a light powder.
Iron fillings can be extracted with a magnet.
Yes
it is heterogenous
Iron filings are made when you file a piece of iron with a rasp (they are the bits that are scraped off). They are therefore made of Iron.
it makes me smile :)
They are both mixtures.