MCQ
The weakest acid $HX$ ($X = F, Cl, Br, I$) is
- ✓$HF$
- B$HCl$
- C$HBr$
- D$HI$
✓
Answer
Correct option: A.
$HF$
a
(a) $\underrightarrow {HI > HBr > HCl > HF}$
(a) $\underrightarrow {HI > HBr > HCl > HF}$
Acidic character decreasing order.
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
In a mixture of $1\,gm $ ${H_2}$ and $8\,gm $ ${O_2}$, the mole fraction of hydrogen is
→Product $(A)$ is
→Product ($B$) will
→Which of the following statements is true for fuel cells
Consider two reactions
→$(I)\,\,Zn\,+\,Conc. HNO_3\,(hot) \to Zn(NO_3)_2\,+\,X\,+\,H_2O$
$(II)\,\,Zn\,+\,dil. HNO_3\,(Cold) \to Zn(NO_3)_2\,+\,Y\,+\,H_2O$
Compound $X$ and $Y$ are respectively
Which of the following liquid pairs shows a positive deviation from Raoult's law
The metal present in ${B_{12}}$ is
→Consider the sulphides $\mathrm{HgS}, \mathrm{PbS}, \mathrm{CuS}, \mathrm{Sb}_{2} \mathrm{~S}_{3}$, $\mathrm{As}_{2} \mathrm{~S}_{3}$ and $\mathrm{CdS}$. Number of these sulphides soluble in $50\, \% \,\mathrm{HNO}_{3}$ is .... .
→Consider the following complex : $[Co(CO_3)(NH_3)_5 ]ClO_4$
→Mark the correct option
Coordination no. $-$ Oxidation on. $-$ No. of $d-$electrons $-$ Unpaired $d-$electrons
Electronic configuration of $Gd(64)$ is
→