Chemistry - METALS Crossword Puzzle

QUESTIONS LIST:

• hematite: iron ore
• bauxite: ore of aluminum
• blast furnace: the place for extracting iron
• greasing: a barrier method in protecting iron from rusting
• malleable: can be hammered into sheets
• ductile: can be pulled into wire
• mercury: the only liquid metal at room temperature
• graphite: the only non-metal that can conduct electricity
• hydrogen: this gas is produced when some metal reacts with water or acid
• acid: it can corrode most metals
• carbon: a non-metal that appears in the metal reactivity series
• platinum: the most non-reactive metal
• sonorous: can make a "cling" sound when hit each other
• slag: a by-product of iron extraction used for road building
• cryolite: a substance added to lower the melting point of alumina
• electrolysis: a method for extracting sodium, magnesium, and aluminum
• alloy: the different sizes of its particles causing it difficult to slide over
• brass: copper and zinc
• iron : most abundant metal on earth
• steel : alloy of iron
• silver : electroplated to other metals to increase the appearance and prevent rust
• solder : an alloy to glue up metals together
• tin : a metal electroplated to iron and used in cans
• silicon : a metalloid used as semiconductors and computer chips
• zinc: it can protect iron from rusting by electroplating it and do sacrificial protection