158

You visited us 158 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Chemistry

pH the Power of H

Assertion : ...

Question

Assertion : $H_{2} S O_{4}$ is a strong acid. Reason: $H_{2} S O_{4}$ undergoes almost complete ionization in aqueous solution.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Assertion is correct but Reason is incorrect

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Assertion is incorrect but Reason is correct

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Strong acids are those acids, which ionize completely in water.
$H_{2} S O_{4}$ ionizes completely in water and thus, is a strong acid.

Suggest Corrections

Similar questions

Q. Assertion: The compressibility factor for

H_{2}

and

H e

(1 + \frac{P b}{R T})

Reason: The compressibility factor for

H_{2}

and

H e

can be derived from Van der Waal's equation.

Assertion (A) Phenols give o-and p-nitrophenol on nitration with conc. $H N O_{3} a n d H_{2} S O_{4}$ mixture.
Reason (R) - OH group in phenol is o-,p-directing.
(a) Assertion and reason both are correct and reason is correct explanation of assertion.
(b) Assertion and reason both are wrong statements.
(c) Assertion is correct statement but reason is wrong statement.
(d) Assertion is wrong statement but reason is correct statement.
(e) Both assertion and reason are correct statements but reason is not correct explanation of assertion.

Assertion (A) Ethanol is a weaker acid than phenol.
Reason (R) Sodium ethoxide may be prepared by the reaction of ethanol with aqueous NaOH.
(a) Assertion and reason both are correct and reason is correct explanation of assertion.
(b) Assertion and reason both are wrong statements.
(c) Assertion is correct statement but reason is wrong statement.
(d) Assertion is wrong statement but reason is correct statement.
(e) Both assertion and reason are correct statements but reason is not correct explanation of assertion.

Q. Assertion: The impurities such as

{SiO}_{2}

present in iron ore is removed by

{CaCO}_{3}

.

Reason:

CaO

formed by decomposition of

{CaCO}_{3}

reacts with

{SiO}_{2}

to form slag.

Q. Assertion : Two electrons of helium atom are placed in only one shell but three electrons of lithium need two shells.
Reason: A shell can have maximum

{2n}^{2}

electrons.

Join BYJU'S Learning Program

Assertion :H2SO4 is a strong acid. Reason: H2SO4 undergoes almost complete ionization in aqueous solution.

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for AssertionStrong acids are those acids, which ionize completely in water.H2SO4 ionizes completely in water and thus, is a strong acid.

Assertion : $H_{2} S O_{4}$ is a strong acid. Reason: $H_{2} S O_{4}$ undergoes almost complete ionization in aqueous solution.

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Strong acids are those acids, which ionize completely in water.
$H_{2} S O_{4}$ ionizes completely in water and thus, is a strong acid.