MCQ
Mixture used for the tips of match stick is
- A$S + K$
- B$S{b_2}{S_3}$
- ✓${K_2}C{r_2}{O_7} + S + $ red $P$
- D${K_2}C{r_2}{O_7} + K + S$
✓
Answer
Correct option: C.
${K_2}C{r_2}{O_7} + S + $ red $P$
c
Mixture used for the tips of match stick is $\left\{ K _2 Cr _2 O _7+ S +\right.$ red $\left.P \right\}$.
Mixture used for the tips of match stick is $\left\{ K _2 Cr _2 O _7+ S +\right.$ red $\left.P \right\}$.
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
$(X)$ and $(Y)$ are
→When ether is reacted with ${O_2},$ it undergoes explosion due to
→Identify position where attack of $(ArO^- ) $ is favourable
→The equivalent conductance of monobasic acid at infinite dilution is $348\, ohm^{-1}\, cm^2\, eq^{-1}$. If the resistivity of the solution containing $15\, g$ acid ($mol.\, wt. 49$) in $1\, litre$ is $18.5\, ohm\, cm$. What is the degree of dissociation of acid? .............. $\%$
→The solubility of gas increases with :-
An organic compound $‘X’$ showing the following solubility profile is
→$'X'\,\,\xrightarrow{{water}}$ Insoluble
$'X'\xrightarrow{{5\% \,HCl}}$ Insoluble
$'X'\xrightarrow{{10\% \,NaOH}}$ Insoluble
$'X'\xrightarrow{{10\% \,NaHC{O_3}}}$ Insoluble
When an electric current is passed through acidulated water $112 ml $ of hydrogen gas at $N.T.P. $ collect at the cathode in $965$ seconds. The current passed, in amperes is
→Which of the following should be most volatile?
Formic acid
What is the product of following reaction ?
→$Hex - 3 - ynal\xrightarrow[\begin{subarray}{l}
(ii)\,PB{r_3} \\
(i)\,Mg/ether \\
(i)\,C{O_2}/{H_3}{O^ + }
\end{subarray} ]{{(i)\,NaB{H_4}}}\,?$