07. The p-BLOCK ELEMENTS (XII)
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Which of the following mixture is chromic acid
1 \({K_2}C{r_2}{O_7}\) and conc. \({H_2}S{O_4}\)
2 \({K_2}C{r_2}{O_7}\) and \(HCl\)
3 \({K_2}S{O_4}\) and conc. \({H_2}S{O_4}\)
4 \({H_2}S{O_4}\) and \(HCl\)
Explanation:
(a) Mixture of \({K_2}C{r_2}{O_7}\) and conc. \(H_2SO_4\) is known as chromic acid.