A colourless organic compound gives brisk effervescences with a mixture of sodium nitrite and dil. HCl. It could be

Question

A colourless organic compound gives brisk effervescences with a mixture of sodium nitrite and dil. HCl. It could be (A) Oxalic acid (B) Acetic acid (C) Urea (D) Glucose

Tardigrade Admin · Accepted Answer

NaNO2+HCl arrow HNO2+NaCl underset textUrea textH2 textNCONH2 + textHNO2 arrow textCO2 + textNH3 + textH2 textO + textN2 CO2 gas evolves with brisk effervescence.

Q. A colourless organic compound gives brisk effervescences with a mixture of sodium nitrite and dil. HCl. It could be

Oxalic acid

Acetic acid

Urea

Glucose

$N a N O_{2} + H Cl \to H N O_{2} + N a Cl$
$Urea H_{2} NCONH_{2} + HNO_{2} \to CO_{2} + NH_{3} + H_{2} O + N_{2}$
$C O_{2}$ gas evolves with brisk effervescence.

Q. A colourless organic compound gives brisk effervescences with a mixture of sodium nitrite and dil. HCl. It could be

Oxalic acid

Acetic acid

Urea

Glucose

NaNO2​+HCl→HNO2​+NaCl UreaH2​NCONH2​​+HNO2​→CO2​+NH3​+H2​O+N2​ CO2​ gas evolves with brisk effervescence.

$N a N O_{2} + H Cl \to H N O_{2} + N a Cl$
$Urea H_{2} NCONH_{2} + HNO_{2} \to CO_{2} + NH_{3} + H_{2} O + N_{2}$
$C O_{2}$ gas evolves with brisk effervescence.