Chemistry MCQs

Page No. 76

Sodium benzoate and benzoic acid are mixed in equimolar ration to form buffer if pKa is 2 what will be the pH ?


a0

✖


b1

✖


c2

✓


dany one

✖


View Answer 2

Kc value has_______________?


aNo units

✖


bunits

✖


cBoth A and B

✓


dNone

✖


View Answer Both A and B

Conjugated base of a weak acid is_________________?


aweak

✖


bstrong

✓


cmoderately weak

✖


dunstable

✖


View Answer strong

Solution having the property of a very little change in pH on adding a small amount of strong acid or base is called________________?


abuffer solution

✓


bnormal solution

✖


cstandard solution

✖


dneutral solution

✖


View Answer buffer solution

Which one of the following is a buffer solution ?


abrine

✖


bblood

✓


cglue

✖


dsolution of CuSO4

✖


View Answer blood

Equilibrium state is achieved quickly by the addition of ________________?


areactants

✖


bacid

✖


cbase

✖


dcatalyst

✓


View Answer catalyst

By decreasing the pressure the reaction will go to that direction where_________________?


avolume is decreased

✖


bvolume increased

✓


cheat absorbed

✖


dno. of moles of specie decreased

✖


View Answer volume increased

Solubility of any salt can be determined from_______________?


aka

✖


bkb

✖


ckc

✖


dksp

✓


View Answer ksp

Addition of CH3COOH and CH3COONa gives in water_______________?


aStandard solution

✖


bBuffer solution

✖


cAcid buffer solution

✖


dboth B & C

✓


View Answer Both B and C

When sparingly soluble salt is in equilibrium with molar concentration of its oppositely charged ion when the product is called_________________?


acommon ion effect

✖


bsolubility product

✓


cdissociation constant

✖


ddissociation constant for an acid

✖


View Answer solubility product

Goto Page No.

Page 76 of 119

Alphabetical MCQs Categories
—

Here below You find all kind of categories of MCQs in alphabetical order.


"Comprehensive Collection of MCQs: Alphabetically Organized by Subject"
—

"Discover an extensive collection of multiple-choice questions (MCQs) neatly categorized by subject from A to Z. This resource is designed for anyone eager to explore various topics in a straightforward and organized manner. Whether you're a student preparing for exams, an educator seeking supplementary materials, or simply curious about different subjects, this compilation offers a convenient way to learn and assess your knowledge. With questions arranged alphabetically, navigation is effortless, allowing you to delve into subjects of interest at your own pace. Engage, learn, and expand your understanding with this accessible and comprehensive repository of MCQs!"


BolPakistan

bolpakistan.com.pk includes Job Mcqs and Pak Mcqs is the Top Largest Mcqs Forum in World, in which you can read Mcqs of All Subjects, PPSC test preparation, FPSC, NTS and PPSC PAST PAPERS, PPSC PAST MCQS. A Collection of Repeated MCQs for JOBs seekers.

Copyright © 2024, Designed & Developed by BolPakistan