MCQ
Which of the Phosphorus oxoacid can create silver mirror from $AgNO _3$ solution ?
- A$\left( HPO _3\right)_{ n }$
- ✓$H _4 P _2 O _5$
- C$H _4 P _2 O _6$
- D$H _4 P _2 O _7$
✓
Answer
Correct option: B.
$H _4 P _2 O _5$
b
Oxyacid having $P - H$ bond can reduce $AgNO _3$ to $Ag$.
Oxyacid having $P - H$ bond can reduce $AgNO _3$ to $Ag$.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Which of the following gives layer test ?
What is an antacid?
Alkyl halide is converted into alkyl isocyanide by reaction with
When $K_2 Cr_2O_7$ is converted to $K_2CrO_4$ , the change in the oxidation state of chromium is
→The alcohol which easily reacts with conc. $HCl $ is
→The values of conductivity of some materials at $298.15 \mathrm{~K}$ in $\mathrm{Sm}^{-1}$ are $2.1 \times 10^3$, $1.0 \times 10^{-16}, 1.2 \times 10,3.91,1.5 \times 10^{-2}$, $1 \times 10^{-1}, 1.0 \times 10^3$. The number of conductors among the materials is............
→Oxalic acid when heated with conc. ${H_2}S{O_4},$ gives out
→The maximum and minimum melting point of first and second transition series elements respectively are obtained with
In the Froth Floatation process, zinc sulphide and lead sulphide can be separated by $.......$
$a.$ Using collectors.
$b.$ Adjusting the proportion of oil to water.
$c.$ Using depressant.
$d.$ Using froth stabilisers.
→$a.$ Using collectors.
$b.$ Adjusting the proportion of oil to water.
$c.$ Using depressant.
$d.$ Using froth stabilisers.
Rate constant $K = 2.303\, min^{-1}$ for a particular reaction the initial concentration of the reactant is $1\, mol/litre$ then rate of reaction after $1\, minute$ is
→