1. Which of the following does not belong to the group?   Sodium   Iron   Oxygen   Lead   Hint Half-n-half Clue   2. If a metal ore is titled "pyrites" then it most probably has   Chlorine   Sulphur   Nitrogen   Oxygen   Half-n-half Clue   3. An alloy is a   Compound of three elements   Element in impure form   Mixture   Solid Solution of two or more metals   Half-n-half Clue   4. Metals are obtained from their oxides by   Electrolytic Separation   Reduction   Roasting   Oxidation   Half-n-half Clue   5. With which metal does oxygen combine to form rust?   Silver   Iron   Gold   Platinum   Half-n-half Clue   6. What are metals that can be beaten into various shapes called?   Ductile Metals   Beatable Metals   Malleable Metals   Polymer Metals   Half-n-half Clue   7. Which metal is extracted from Haematite?   Iron   Cadmium   Manganese   Tin   Half-n-half Clue