MCQ
Incorrect match is
ppt $\rightarrow$ colour
- A$Fe(OH)_3$ $\rightarrow$ Red brown
- B$Cu_2[Fe(CN)_6]$ $\rightarrow$ Chocolate brown
- ✓$BaSO_4$ $\rightarrow$ Green
- D$ZnS$ $\rightarrow$ Greenish white
ppt $\rightarrow$ colour
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If the rate of formation of $B$ is set to be zero then the concentration of $B$ is given by :
${(C{H_3}O)_2}CHC{H_2}C{H_2}C{H_2}Br\xrightarrow{{Mg}}\xrightarrow{{{H_2}C = O}}\xrightarrow[{heat}]{{{H_3}{O^ + }}}$
