White phosphorus on reaction with concentrated NaOH solution in an inert atmosphere of CO2, gives phosphine and compound (X). (X) on acidification with HCl gives compound (Y). The basicity of compound (Y) is :

Question

White phosphorus on reaction with concentrated NaOH solution in an inert atmosphere of CO2, gives phosphine and compound (X). (X) on acidification with HCl gives compound (Y). The basicity of compound (Y) is : (A) 4 (B) 3 (C) 2 (D) 1

Tardigrade Admin · Accepted Answer

P4 + 3NaOH + 3H2O arrow underset text(x)3NaH2PO2+PH3 NaH2PO2 + HCl arrow NaCl + underset text(Y)H3PO2

Q. White phosphorus on reaction with concentrated $N a O H$ solution in an inert atmosphere of $C O_{2}$ , gives phosphine and compound (X). (X) on acidification with $H Cl$ gives compound (Y). The basicity of compound (Y) is :

$4$

$3$

$2$

$1$

$P_{4} + 3 N a O H + 3 H_{2} O \to (x) 3 N a H_{2} P O_{2} + P H_{3}$
$N a H_{2} P O_{2} + H Cl \to N a Cl + (Y) H_{3} P O_{2}$

Q. White phosphorus on reaction with concentrated NaOH solution in an inert atmosphere of CO2​, gives phosphine and compound (X). (X) on acidification with HCl gives compound (Y). The basicity of compound (Y) is :

4

3

2

1

P4​+3NaOH+3H2​O→(x)3NaH2​PO2​​+PH3​ NaH2​PO2​+HCl→NaCl+(Y)H3​PO2​​

Q. White phosphorus on reaction with concentrated $N a O H$ solution in an inert atmosphere of $C O_{2}$ , gives phosphine and compound (X). (X) on acidification with $H Cl$ gives compound (Y). The basicity of compound (Y) is :

$4$

$3$

$2$

$1$

$P_{4} + 3 N a O H + 3 H_{2} O \to (x) 3 N a H_{2} P O_{2} + P H_{3}$
$N a H_{2} P O_{2} + H Cl \to N a Cl + (Y) H_{3} P O_{2}$