Calculate the percentage compostion of various elements in the following compounds: Blue vitriol (CuSO_(4). 5H_(2) O) b. Green vitriol (Fe SO_(4) . 7H_(2) O) c. White vitriol (ZnSO_(4). 5H_(2) O) d. Ethanol (C_(2) H_(5) OH) e. Mohr's salt [(NH_(4))_(2) SO_(4). FeSO_(4). 6H_(2) O]
Balance the following equations : (i) KMnO_(4) + H_(2)SO_(4) + H_(2)O_(2) to K_(2)SO_(4) + MnSO_(4) + H_(2)O + O_(2) (ii) KMnO_(4) + KCl + H_(2)SO_(4) to MnSO_(4) + K_(2)SO_(4) + H_(2)O + Cl_(2) (iii) MnO_(2) + H_(2)O_(2) to MnO_(4)^(-) + MnO_(4)^(-) + H_(2)O (Basic medium)
IIT-JEE PREVIOUS YEAR (CHEMISTRY)-D & F BLOCK ELEMENTS-Objective (Q-2)