Chemistry MCQs

Page No. 119

Which of the following statements about isotopes is correct ?


aIsotopes with odd atomic number are abundant

✖


bIsotopes with odd atomic number and even mass number are abundant

✖


cIsotopes with even atomic number and even mass number are abundant

✖


dIsotopes with even atomic number and odd mass no are abundant

✓



Molecular mass of water (18g) means__________________?


a1-mole molecules of water

✖


b1-gram molecule of water

✖


c3-gram atoms

✖


dall

✓


View Answer all

Empirical formula of chloroform is____________________?


aCH2 C12

✖


bCH3C1

✖


cCC14

✖


dCHCL3

✓


View Answer CHCL3

The number of peaks obtained in mass spectrometry shows____________________?


aRelative abundance

✖


bAverage mass of element

✖


cNumber of isotopes

✓


dRelative isotopic mass

✖


View Answer Number of isotopes

Mass spectrometer is used to determine Mass number of isotopes and___________________?


aAtomic number

✖


bRelative abundance

✓


cElectronic configuration

✖


dAll of the above

✖


View Answer Relative abundance

Diameter of an atom is in the order of________________?


a0.2m

✖


b 0.2mm

✖


c0.2nm

✓


d0.2pm

✖


View Answer 0.2nm

The radioactive isotope of hydrogen is called___________?


atritium

✓


bdeuterium

✖


cprotium

✖


dortho-hydrogen

✖


View Answer tritium

Goto Page No.

Page 119 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