$$ \text { Match the following } $$
$$ \begin{array}{llll} \hline & \begin{array}{l} \text { List-I } \\ \text { (Sol) } \end{array} & & \begin{array}{c} \text { List-II } \\ \text { (Method of preparation) } \end{array} \\ \hline \text { (A) } & \mathrm{As}_2 \mathrm{~S}_3 & \text { I. } & \text { Bredig's arc method } \\ \hline \text { (B) } & \mathrm{Au} & \text { II. } & \text { Oxidation } \\ \hline \text { (C) } & \mathrm{S} & \text { III. } & \text { Hydrolysis } \\ \hline \text { (D) } & \mathrm{Fe}(\mathrm{OH})_3 & \text { IV. } & \text { Double decomposition } \\ \hline \end{array} $$
The correct answer is
Which of the following enzymatic reaction is not correctly matched with enzyme shown against it in brackets?
Which of the following methods is useful for producing semiconductor grade metals of high purity?
Observe the following
$\mathrm{P}_4+\mathrm{SOCl}_2 \rightarrow$ Products
$\mathrm{P}_4+\mathrm{SO}_2 \mathrm{Cl}_2 \rightarrow$ Products
In both the reactions, a common product ' $x$ ' is obtained. The number of lone pair of electrons on the central atom of $x$ is
AP EAPCET Papers
All year-wise previous year question papers