Over the history of chemical metallurgy, several ores and isolated compounds have retained their his — Metallurgy and Isolation of Elements Chemistry Question

💡 Solution & Explanation

Philosopher's wool is $ZnO$, Corundum is an extremely hard crystalline form of $Al_2O_3$, and Siderite is the iron carbonate ore $FeCO_3$. Malachite is a basic copper carbonate, $CuCO_3 \cdot Cu(OH)_2$, not just $Cu(OH)_2$.