NEET 2022 Question Paper Mock Test

Gadolinium has a low value of third ionisation enthalpy because of:

Which one is not correct mathematical equation for Dalton's Law of partial pressure? Here $p=$ total pressure of gaseous mixture.

Assertion (A): In a particular point defect, an ionic solid is electrically neutral, even if few of its cations are missing from its unit cells.Reason (R): In an ionic solid, Frenkel defect arises due to dislocation of cation from its lattice site to interstitial site, maintaining overall electrical neutrality.

The $pH$ of the solution containing $50\text{mL}$ each of $0.10\text{M}$ sodium acetate and $0.01\text{M}$ acetic acid is [Given $p{K}_a$ of ${\text{CH}}_3\text{COOH}=4.57$ ]:

Identify the incorrect statement from the following: