SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Pre - AP Chemistry
Start Test
Study First
Subjects
:
pre-ap
,
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. The weighted average of the atomic masses of thenaturally occurring isotopes of an element
percent error
law of definite proportions
plasma
average atomic mass
2. A measure of the gravitational pull on matter
weight
product
physical change
Quantum Theory
3. The p-block elements together with the s-block elements.
main-group elements
Hund's rule
Avogadro's number
ground state
4. An element that has some characteristics of metals and some characteristics of nonmetals
metalloid
cation
Hund's rule
physical property
5. The smallest unit of an element that maintains the properties of that element
scientific method
cation
atom
Magnetic Quantum Number
6. Mass is neither created nor destroyed duringordinary chemical or physical reactions
quantum
family
anion
law of conservation of mass
7. The ability of a substance to undergo a change that transforms it into a different substance
physical change
matter
frequency
chemical property
8. The measurement system accepted worldwide
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
9. A substance that reacts in a chemical change
actinide
photoelectric effect
Hund's rule
reactant
10. A substance that has a fixed composition and differs from a mixture in that every sample of a given pure substance has exactly the same characteristic properties and composition
Angular Momentum Quantum Number
pure substance
alkali metals
hertz
11. Any substance that has a definite composition
chemical
physical change
chemical change
homogeneous
12. The state of matter in which the substance has definite volume and definite shape
SI (Le Système International d'Unités
solid
mole
alkali metals
13. A substance that is formed by a chemical change
Quantum Theory
product
physical change
significant figure
14. Describes mathematically the wave properties of electrons and other very small particles.
reactant
quantity
Quantum Theory
model
15. The mass of one mole of a pure substance
halogens
nonmetal
molar mass
compound
16. 6.022 1367 × 1023; the number of particles in exactly onemole of a pure substance
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
17. A 3D region around the nucleus that indicates the probable location of an electron.
atom
orbital
period
Pauli exclusion principle
18. The arrangement of electrons in an atom
electron configuration
hypothesis
Angular Momentum Quantum Number
mass number
19. A property that depends on the amount of matter that is present
electronegativity
law of definite proportions
atom
extensive property
20. Not having a uniform composition throughout
line-emission spectrum
Spin Quantum Number
direct proportion
heterogeneous
21. Number of waves that pass a given point in a specific time - usually one second.
percent error
Hund's rule
periodic table
frequency
22. States that it is impossible to determine simultaneously both the position and velocity of an electron or any other particle.
gas
chemical
percent error
Heisenberg Uncertainty Principle
23. Any digit in a measurement that is known with certainty plus one final digit - which is somewhat uncertain or is estimated
liquid
anion
significant figure
quantum
24. Two quantities that have a constant mathematical product
inverse proportion
anion
Quantum Theory
law of conservation of mass
25. An electron occupies the lowest-energy orbital that can receive it
Aufaub principle
frequency
law of conservation of mass
anion
26. The amount of a substance that contains as many particles as there areatoms in exactly 12 g of carbon-12
mole
product
metalloid
ion
27. The energy required to remove one electron from a neutral atom of an element.
Principle Quantum Number
ion
cation
ionization energy
28. A unit of mass that is exactly 1/12 the mass of a carbon-12atom - or 1.660 540 × 10-27 kg
atomic mass unit
transition metals
electron affinity
theory
29. The energy change that occurs when an electron is acquired by a neutral atom.
electron affinity
element
noble gas configuration
gas
30. Emission of electrons from a metal when light shines on a metal.
photoelectric effect
inverse proportion
volume
noble gas
31. The emission of a continuous range of frequencies of electromagnetic radiation.
liquid
continuous spectrum
percent error
Avogadro's number
32. A reaction in which one or more substances are converted into different substances
chemical reaction
Principle Quantum Number
atomic number
excited state
33. A property that does not depend on the amount of matter present
intensive property
family
metalloid
valence electrons
34. Any process that results in the formation of an ion.
ionization
derived unit
precision
law of definite proportions
35. The state of matter in which the substance has a definite volume but an indefinite shape
liquid
matter
electromagnetic radiation
Aufaub principle
36. Minimum quantity of energy that can be lost or gained by an atom.
chemical change
periodic law
average atomic mass
quantum
37. A substance that is made from the atoms of two or more elements that are chemically bonded
noble gas configuration
cation
theory
compound
38. One wave per second.
average atomic mass
precision
hertz
law of conservation of mass
39. The elements of group 1 of the periodic table.
Quantum Numbers
chemical property
main-group elements
alkali metals
40. Numbers written in the form M ×10 number greater than or equal to 1 but less than 10 and n is a whole number
SI (Le Système International d'Unités
quantum
chemistry
scientific notation n where the factor M is a scientific notation
41. Combination of all the forms of electromagnetic radiation.
model
hertz
atomic mass unit
electromagnetic spectrum
42. The closeness of measurements to the correct or accepted value of the quantity measured
period
accuracy
SI (Le Système International d'Unités
gas
43. A characteristic that can be observed or measured without changing the identity of the substance
physical property
line-emission spectrum
Avogadro's number
periodic table
44. The smallest unit of an element that maintains the properties of that element
electromagnetic radiation
orbital
atom
solid
45. An outer main energy level occupied - in most cases - by 8 electrons
group
noble gas configuration
ionization
nuclide
46. A pure substance made of only one kind of atom
element
nonmetal
law of multiple proportions
scientific notation n where the factor M is a scientific notation
47. A broad generalization that explains a body of facts or phenomena
chemical reaction
theory
law of definite proportions
atom
48. The electrons available to be lost - gained - or shared in the formation of chemical compounds.
weight
lanthanide
pure substance
valence electrons
49. Specify the properties of atomic orbitals and the properties of electrons in orbitals.
anion
frequency
Quantum Numbers
solid
50. The study of the composition - structure - and properties of matter and the changes it undergoes
gas
photoelectric effect
chemistry
heterogeneous