Advertisements
Advertisements
Question
Acidic strength of halogen acids increases in the order of _______.
Options
HF > HCl > HBr > HI
HCl > HF > HBr > HI
HBr > HCl > HF > HI
HI > HBr > HCl > HF
Advertisements
Solution
Acidic strength of halogen acids increases in the order of HI > HBr > HCl > HF.
RELATED QUESTIONS
Select appropriate answers for the following.
Chlorine reacts with excess of fluorine to form _______.
Select appropriate answers for the following.
Which of the following has one lone pair of electrons?
Select appropriate answers for the following.
Among the known interhalogen compounds, the maximum number of atoms is _______.
Answer the following.
What is the action of bromine on magnesium metal?
Write the names of allotropic forms of selenium.
Complete the following.
\[\ce{ICl3 + H2O -> \underline{}\underline{}\underline{}\underline{} + \underline{}\underline{}\underline{}\underline{} + ICl}\]
Complete the following.
Cl2 + ClF3 → _______
Complete the following.
\[\ce{XeF4 + SiO2 -> {..........} + SiF4}\]
What is the oxidation state of xenon in the following compounds?
XeOF4, XeO3, XeF6, XeF4, XeF2.
Answer the following.
Acidic character of hydrides of group 16 elements increases from H2O to H2Te. Explain.
Answer the following.
Distinguish between rhombic sulfur and monoclinic sulfur.
How is SO2 prepared in the laboratory from sodium sulfite?
Identify the properties of group 17 elements that show decreasing trend down the group.
i. Atomic radius
ii. Ionisation enthalpy
iii. Electronegativity
Which one of the following ions has same number of unpaired electrons as those present in V3+ ion?
Which of the following halogens has the least affinity towards hydrogen?
Which of the following is INCORRECT with respect to given reaction?
\[\ce{C6H12O6 + 6O2 -> 6CO2 + 6H2O}\]
The oxidation state of halogen atom in perhalic acid and hypohalous acid are respectively ____________.
Arrange the following in the increasing order of their acidic strength.
Which among the following gases is used to produce and sustain powerful super conducting magnets for NMR and MRI systems?
Which halide of magnesium has highest ionic character?
Among the following order, which one is the correct order of reactivity of group 16 elements?
Consider the following reaction.
I. \[\ce{Na2B4O7 ->[760° C] {...A...} + B2O3}\]
II. \[\ce{Si + KOH + H2O ->{...B...} + H2\uparrow}\]
III. \[\ce{P2O5 + HNO3 -> HPO3 + {...C...}}\]
IV. \[\ce{NH3 + Cl2(excess) -> {...D...} + HCl}\]
Identify the missing products of the given reactions.
What is the action of H2 on elements of group 17?
Arrange the following in the increasing order of the property mentioned:
\[\ce{HOCl}\], \[\ce{HClO2}\], \[\ce{HClO3}\], \[\ce{HClO4}\] (acidic strength)
Arrange the following in the increasing order of the property mentioned:
\[\ce{HF}\], \[\ce{HCl}\], \[\ce{HBr}\], \[\ce{HI}\] (thermal stability)
