List of top Chemistry Questions on Concentration of ores asked in AP EAMCET

A → P is a zero-order reaction. At 298 K, the rate constant of the reaction is \( 1 \times 10^{-3} \) mol L\(^{-1}\) s\(^{-1}\). Initial concentration of 'A' is 0.1 mol L\(^{-1}\). What is the concentration of 'A' after 10 sec?
Identify the metal which is not common to German Silver and Brass.
Which of the following are carbonate ores? l) Magnetite II) Kaolinite III) Siderite IV) Calamine