In group TOP TO BOTTOM, ionic radius ?
A. Increases
B. Decreases
C. No change
D. Variable trend
Submitted by :- Jamil Ahmed
CHEMISTRY
Prepare for your upcoming test with a comprehensive collection of Chemistry multiple-choice questions (MCQs), ranging from basic to advanced topics. These Chemistry MCQs cover various sections of the subject, providing you with valuable practice and boosting your chances of scoring well in the Chemistry portion of the test. Whether you’re a student or a job seeker preparing for exams, these MCQs will prove beneficial for your test preparation.
| Now you can submit here the latest Chemistry MCQs. SUBMIT HERE |
|---|
An atom loses or gains electrons to__________________?
A. Gain stability
B. Form a bond
C. Complete its outermost shell
D. all are accurate justifications
Submitted by :- Jamil Ahmed
Which of the following have their outer most shell complete in atomic form ?
A. Noble gases
B. Alkali metals
C. Coinage metals
D. Gun metals
Submitted by :- Jamil Ahmed
Which one shows high %age of the ionic character ?
A. H2O
B. HF
C. HCI
D. HBr
Submitted by :- Jamil Ahmed
Which of the following is not considered as an intermolecular force between molecules ?
A. Coordinate covalent bonds
B. Hydrogen bonds
C. Debye forces
D. London dispersion forces
Submitted by :- Jamil Ahmed
What is the relative rate of effusion of CO and CO2 ?
A. CO is 1.25 times faster than CO2
B. CO is 3.75 times faster than CO2
C. CO is 1.25 times faster than CO
D. Both diffuse at the same rate
Submitted by :- Jamil Ahmed
In sp3 hybridization ________________?
A. All p-orbitals are involved
B. One s and 3 p-orbitals are involved
C. one p-orbital is involved
D. four p-orbitals are involved
Submitted by :- Mansoor Khan
Product of charge and distance is called__________________?
A. Pressure
B. Bond length
C. Work
D. Dipole moment
Submitted by :- Jamil Ahmed
Unpaired electron in a molecule gives ______________ character?
A. Ferromagnetic
B. Paramagnetic
C. Diamagnetism
D. Both A & B
Submitted by :- Jamil Ahmed
According to VESPR Model the geometry of molecule having 5 bond pair in outer most shell will be __________________?
A. Triangular
B. Square planner
C. Trigonal bipyramidal
D. Octahedral
Submitted by :- Jamil Ahmed