Chemistry Burning pyrites ore gives out Sulphur dioxide gas Carbon dioxide gas Nitrogen dioxide gas Nitric oxide gas Sulphur dioxide gas Carbon dioxide gas Nitrogen dioxide gas Nitric oxide gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanised iron is made by coating iron with Zinc Sulphur Chromium Nickel Zinc Sulphur Chromium Nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Slag is a name given for Molten calcium silicate Molten iron Molten alumina Molten sand Molten calcium silicate Molten iron Molten alumina Molten sand ANSWER DOWNLOAD EXAMIANS APP
Chemistry Solder is an alloy of Lead, zinc Sodium, lead Tin, lead Copper, lead Lead, zinc Sodium, lead Tin, lead Copper, lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Solder metal is an alloy of Copper and zinc Lead and antimony Lead and tin Copper and tin Copper and zinc Lead and antimony Lead and tin Copper and tin ANSWER DOWNLOAD EXAMIANS APP
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