The correct order of acidic strength is - Vidyadip

MCQ

The correct order of acidic strength is

✓
$HF < HCl < HBr < HI$
B
$HCl < HBr < HF < HI$
C
$HBr < HCl < HI < HF$
D
$HI < HBr < HCl < HF$

✓

Answer

Correct option: A.

$HF < HCl < HBr < HI$

a
(a)$HF < HCl < HBr < HCl$
As we go down the group bond energy decreases hence, acidic nature increases.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from p -Block elements - ll→p -Block elements - ll — all question types→Chemistry STD 12 Science question papers→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

Which of the following gives primary amine on reduction?

In the following pair of compounds, which compound is more nucleophilic in a polar$-$protic solvent$?\ \ce{CH_3Cl}$ or $\ce{CH_3OH}$

Which one of the following pair is not correctly matched?

Copper turnings when heated with concentrated sulphuric acid will give

For the reaction $2{N_2}{O_{5(g)}} \to 4N{O_{2(g)}} + {O_{2(g)}}$, if concentration of $N{O_2}$ in $ 100$ seconds is increased by $5.2 \times {10^{ - 3}}\,m$. Then rate of reaction will be

Mixture $X$ of $0.02\, mole$ of $[Co(NH_3)_5SO_4]Br$ and $0.02 \,mole$ of $[Co(NH_3)_5Br]SO_4$ was prepared in $2$ litre of solution :

$1$ litre of mixture $X +$ excess of $AgNO_3 \to Y$

$1$ litre of mixture $X +$ excess of $Ba Cl_2 \to Z$

Number of moles of $Y$ and $Z$ respectively are

Phosphorus pentachloride in the solid exists as

Which of the following are purine bases?
$a.$ Guanine.
$b.$ Adenine.
$c.$ Thymine.
$d.$ Uracil.

Give the correct order of electrical conductivity of aqueous solution of following complexes
$(A)\, [Pt(NH_3)_6]Cl_4 \,\,\,\,\,\,\,\,\,\,\, (B)\, [Cr(NH_3)_6]Cl_3$
$(C)\, [Co(NH_3)_4Cl_2]\, Cl \,\,\,\,\,(D)\, K_2[PtCl_6]$

For increase in difference between $P_A^ o$ and $P_A$