What forms does carbon take in the elemental state on Earth?As copper and zincAs aluminum and ironAs diamonds and graphiteAs platinum and palladium

Which pair of metals can be extracted from their ores using carbon?A:Iron and aluminiumB:Magnesium and potassiumC:Iron and copperD:Copper and sodium

State the names of 3 metals that can be extracted using carbon

Which of the following metals can be extracted in its native state from the earth?GoldTinCopperMagnesium2Which of the following metals can be extracted from its ore by reduction with carbon?AluminiumPotassiumCopperMagnesium3Which method could be used to extract calcium from the earth?Mining as a native metalReduction by carbonElectrolysisOxidation by oxygen4Which of the following statements is true?Oxidation is the gain of oxygen and displacement is the loss of oxygenOxidation is the gain of oxygen and reduction is the loss of oxygenReduction is the gain of oxygen and oxidation is the loss of oxygenReduction is the gain of oxygen and displacement is the loss of oxygen5Which substance is reduced in the reaction: Zinc oxide + carbon → zinc + carbon dioxide?Carbon dioxideZinc oxideCarbonZinc

Carbon and It's Compounds

copper, sulfur, helium and mercury. Explain which you think are metals.