Which of the following solid salt on heating with solid K2Cr2O7 and concentration H2SO4 orange red vapours are evolved which turn aqueous NaOH solution yellow?

Question

Which of the following solid salt on heating with solid K2Cr2O7 and concentration H2SO4 orange red vapours are evolved which turn aqueous NaOH solution yellow? (A) NaBr (B) NaCl (C) NaNO3 (D) NaI

Tardigrade Admin · Accepted Answer

NaCl gives following reactions as follows Solution

Q. Which of the following solid salt on heating with solid $K_{2} C r_{2} O_{7}$ and concentration $H_{2} S O_{4}$ orange red vapours are evolved which turn aqueous NaOH solution yellow?

NaBr

NaCl

$N a N O_{3}$

NaI

NaCl gives following reactions as follows

Q. Which of the following solid salt on heating with solid K2​Cr2​O7​ and concentration H2​SO4​ orange red vapours are evolved which turn aqueous NaOH solution yellow?

NaBr

NaCl

NaNO3​

NaI

NaCl gives following reactions as follows

Q. Which of the following solid salt on heating with solid $K_{2} C r_{2} O_{7}$ and concentration $H_{2} S O_{4}$ orange red vapours are evolved which turn aqueous NaOH solution yellow?

$N a N O_{3}$