SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
MCAT Chemistry
Start Test
Study First
Subjects
:
mcat
,
science
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. 4 valence electrons +4 - -4 ions. - Carbon Group can form covalent bonds with nonmetals. Only carbon forms strong pi bonds
single displacement reaction
Molecular orbital
decomposition reaction
Group 4A
2. (chemistry) any theory in which all matter is composed of tiny discrete finite indivisible indestructible particles
atomic theory
gram equivalent weight
Activation energy
Group 6A
3. A measured amount of a solution of unknown concentration is added to a known volume of a second solution until the reaction between them is just complete
Rate law
Titration
physical reaction
Halogens
4. The intermolecular force in which a hydrogen atom that is bonded to a highly electronegative atom is attracted to an unshared pair of electrons of an electronegative atom in a nearby molecule
Hydrogen bonding
Ionic Bond
gram equivalent weight
Group 7A
5. States that it is impossible to determine simultaneously both the position and momentum of an electron or any other particle
Percent yield
heisenberg uncertainty principle
atomic theory
d orbital
6. The Percent by mass of each element in a compound.
Percent composition
Equilibrium
Molar solubility
Molarity
7. Have three valance electrons. In certain instances - some elements will loose three electrons - but they will also share electrons with another element to attain stability.
Activation energy
Equivalence point
indicator
Group 3A
8. At a constant pressure - the volume of an ideal gas is directly proportinal to its temperature: V (a) T
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
9. Small discrete increments of energy.
Spin quantum number
Net ionic equation
actinide series
quanta
10. Named after their cation and anion
Electrolyte
Lewis acid base reaction
und's rule
ionic cmpound
11. An uncharged molecule with a single unpaitred electron in its outer ring - very unstable - exists for only about 10 seconds
Free radical
Charles and Gay Lussac's Law
d orbital
energy state
12. 1913 - Niels Bohr - said that electrons formed specific layers instead or random ones - said atoms atoms absorb and give off energy when the electrons move from one shell to another
mole
actinide series
The bohr model
Reaction mechanism
13. Structure that occurs when it is possible to draw two or more valid electron dot structures that have the same number of electron pairs for a molecule or ion
lewis base
Resonance structure
pH
Group 6A
14. The process of decomposing a chemical compound by the passage of an electric current.
electrolysis
Raoult's Law
Group 7A
Magnetic quantum number
15. Sum of all the masses - in AMU - present in one molecule of a molecular compound.
Formula weight
electron affinity
Raoult's Law
ionic cmpound
16. Alkaline Earth Metals - 2 valence electrons +2 ions - Magnesium Mg
Group 2A
Diffusion
Covalent Bond
actinide series
17. A structural formula in which electrons are represented by dots; dot pairs or dashes between two atomic symbols represent pairs in covalent bonds.
Phase diagram
Aqueous Solution
Lewis structure
Covalent Bond
18. The ways in which electrons are arranged in various orbitals around the nuclei of atoms
sigma bond
electromagnetic energy of photons emmited from electrons at ground state
electron configuration
Covalent Bond
19. The ratio of the actual yield to the theoretical yield for a chemical reaction expressed as a percentage; a measure of the efficiency of a reaction
Ground state
Group 1A
Percent yield
Group 2A
20. (chemistry) the sum of the relative atomic masses of the constituent atoms of a molecule
Pauli exclusion principle
Molality
amorphous solid
molecular weight
21. Common definition of acids as proton (H+) donors and bases as proton acceptors
Bronsted - Lowry definition
Equilibrium
Balmer series
electrolysis
22. The tendency for an atom to attract electrons to itself when it is chemically combined with another element
actinide series
indicator
Electronegativity
Amphoteric
23. Nh/2p The angular momentum changes only in discete amounts with respect to the quantum number. Also E=- R_h/n^2
percent composition
angular momentum in the bohr model
Normality
compound
24. Specifies the specific orbital in which the electron is most likely to be found. - Third quantum number - designated as ml. Describes a particular orbital within a subshell where an electron is very likely to be found. Possible values are integers in
Group 2A
physical reaction
Effusion
Magnetic quantum number
25. An element in an 'A' group in the periodic table; as a group these elements display a wide range of physical and chemical properties. In their atoms - the s and p sublevels in the highest occupied energy level are partially filled
Ion
representative elements
Rate law
Group 5A
26. The quantum number that indicates the main energy level occupied by the electron. Can theoretically take on any positive interger. Denoted by the letter n.
Dispersion Forces
Principle quantum number
Atomic absorption Spectra
theoretical yield
27. Defined acids as subtsances that produced H ions in water - while bases produced OH ions. When they reacted together - H and OH neutralise to make water
Ionization energy
Ion
Arrhenius Definition
theoretical yield
28. (physics) the smallest discrete quantity of some physical property that a system can possess (according to quantum theory) E=hf
Period
Magnetic quantum number
Reaction mechanism
quantum
29. A graph of pressure versus temperature that shows the conditions under which the phases of a substance exist
Acid dissociation constant
Phase diagram
Azeotrope
pi bonds
30. A naturally occurring or synthetic compound consisting of large molecules made up of a linked series of repeated simple monomers
electron configuration
Noble gases
Hydrogen bonding
polymer
31. The slowest elementary step which is the limit for the rate of the other steps
Rate determining step
azimuthal quantum number
Mass number
single displacement reaction
32. An atom - ion - or molecule that donates an electron pair to form a covalent bond.
lewis base
Water dissociation Constant
Net ionic equation
Planck's Constant
33. Slightly less reactive than alkali metals - comprise group II
Triple point
Group 4A
Alkaline earths
subshell
34. Chalcogens - - Oxide O
Collision theory of chemical Kinetics
atomic theory
Equivalence point
Group 6A
35. A covalent bond in which the bonding electrons are shared equally by the bonded atoms - resulting in a balanced distribution of electrical charge
pH
Nonpolar covalent bond
angular momentum in the bohr model
Molarity
36. Attractions between molecules caused by the electron motion on one molecule affecting the electron motion on the other through electrical forces; these are the weakest interactions between molecules
Colligative properties
Dipole
Molar solubility
Dispersion Forces
37. (chemistry) separation of a substance into two or more substances that may differ from each other and from the original substance C>>>>A+B
Formula weight
chemical reaction
Decomposition reaction
VSEPR
38. The process by which a gas escapes from one container to another at lower pressure through a tiny hole in the container.
Reaction mechanism
pi bonds
Effusion
polymer
39. The area of chemistry that is concerned with reaction rates and reaction mechanisms
Chemical Kinetics
Group 2A
Raoult's Law
physical reaction
40. The vapor pressure of solution is the product of the mole fraction of the solvent and the vapor pressure of the pure solvent. P_a=X_aP_total
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
41. Set of spectral lines appearing in the UV region when a hydrogen atom undergoes a transition from energy levels n>1 to n=1.
Lyman series
Atomic weight
Activation energy
azimuthal quantum number
42. Where half of the acid is neutralized by the base on a titration curveAn acid dissociation constant - Ka - (also known as acidity constant - or acid - ionization constant) is a quantitative measure of the strength of an acid in solution. It is the eq
lathanide series
Half equivalence point
Resonance structure
Amphoteric
43. A solid made up of particles that are not arranged in a regular pattern.
Planck's Constant
Buffer
s orbital
amorphous solid
44. (chemistry) a substance that changes color to indicate the presence of some ion or substance
Aqueous Solution
Covalent Bond
indicator
Molar solubility
45. Orbitals of equal energy are each occupied by one electron before any orbital is occupied by a second electron - and all electrons in singly occupied orbitals must have the same spin
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
46. The intermolecular force in which a hydrogen atom that is bonded to a highly electronegative atom is attracted to an unshared pair of electrons of an electronegative atom in a nearby molecule
theoretical yield
d orbital
hydrogen bonding
heisenberg uncertainty principle
47. Play- by- play showing the individual steps of a reaction - including the formation and destruction of any reaction intermediates that may occur.
Percent yield
Acid dissociation constant
Reaction mechanism
Halogens
48. No two electrons or protons or neutrons in a given system can be in states characterized by the same set of quantum numbers
Neutron
Pauli exclusion principle
Triple point
Reaction order
49. Having characteristics of both an acid and a base and capable of reacting as either
Molarity
Molar solubility
Amphoteric
Decomposition reaction
50. Mixture of 2 or more substances that distills at a constant temperature and with constant composition - even though seperately the components have different boiling points
Colligative properties
Molarity
Azeotrope
Equlibrium constant
Sorry!:) No result found.
Can you answer 50 questions in 15 minutes?
Let me suggest you:
Browse all subjects
Browse all tests
Most popular tests
Major Subjects
Tests & Exams
AP
CLEP
DSST
GRE
SAT
GMAT
Certifications
CISSP go to https://www.isc2.org/
PMP
ITIL
RHCE
MCTS
More...
IT Skills
Android Programming
Data Modeling
Objective C Programming
Basic Python Programming
Adobe Illustrator
More...
Business Skills
Advertising Techniques
Business Accounting Basics
Business Strategy
Human Resource Management
Marketing Basics
More...
Soft Skills
Body Language
People Skills
Public Speaking
Persuasion
Job Hunting And Resumes
More...
Vocabulary
GRE Vocab
SAT Vocab
TOEFL Essential Vocab
Basic English Words For All
Global Words You Should Know
Business English
More...
Languages
AP German Vocab
AP Latin Vocab
SAT Subject Test: French
Italian Survival
Norwegian Survival
More...
Engineering
Audio Engineering
Computer Science Engineering
Aerospace Engineering
Chemical Engineering
Structural Engineering
More...
Health Sciences
Basic Nursing Skills
Health Science Language Fundamentals
Veterinary Technology Medical Language
Cardiology
Clinical Surgery
More...
English
Grammar Fundamentals
Literary And Rhetorical Vocab
Elements Of Style Vocab
Introduction To English Major
Complete Advanced Sentences
Literature
Homonyms
More...
Math
Algebra Formulas
Basic Arithmetic: Measurements
Metric Conversions
Geometric Properties
Important Math Facts
Number Sense Vocab
Business Math
More...
Other Major Subjects
Science
Economics
History
Law
Performing-arts
Cooking
Logic & Reasoning
Trivia
Browse all subjects
Browse all tests
Most popular tests