Describe the occurrence of any two non-metals in the free state and in the combined state.
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Gold, platinum and silver are some of the metals occurring in the free state. They have low chemical reactivity and are not affected by the action of the chemicals or atmospheric conditions. ... Weakly electropositive (Fe, Cu) metals are found in combination with weakly electronegative elements (sulphur).
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(i) Free state: A few metals occur native or free in the earth. Gold, platinum and silver are some of the metals occurring in the free state. ... (ii) Combined state: The metals having appreciable reactivity are found in the combined state. They occur as oxides, halides, sulphides, phosphates, silicates etc.
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