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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. States that it is impossible to determine simultaneously both the position and velocity of an electron or any other particle.
mixture
electromagnetic radiation
Heisenberg Uncertainty Principle
solid
2. The general term for any isotope of any element
physical property
ion
atomic mass unit
nuclide
3. Any process that results in the formation of an ion.
electronegativity
periodic table
Heisenberg Uncertainty Principle
ionization
4. Distance between corresponding points on adjacent waves.
wavelength
ionization energy
inverse proportion
photoelectric effect
5. The smallest unit of an element that maintains the properties of that element
density
significant figure
atom
periodic table
6. The elements of group 17 of the periodic table.
Avogadro's number
nuclear force
ion
halogens
7. Something that has magnitude - size - or amount
quantity
metalloid
noble gas configuration
system
8. A logical approach to solving problems by observing and collecting data - formulating hypotheses - testing hypotheses - and formulating theories that are supported by data
direct proportion
Quantum Theory
scientific method
Hund's rule
9. An element that has some characteristics of metals and some characteristics of nonmetals
metalloid
scientific notation n where the factor M is a scientific notation
noble gas configuration
electromagnetic radiation
10. A blend of two or more kinds of matter - each of which retains its own identity and properties
alkali metals
mixture
continuous spectrum
Spin Quantum Number
11. An element that is a good conductor of heat and electricity
Spin Quantum Number
physical change
metal
excited state
12. Any digit in a measurement that is known with certainty plus one final digit - which is somewhat uncertain or is estimated
alkaline-earth metals
hypothesis
significant figure
product
13. Specify the properties of atomic orbitals and the properties of electrons in orbitals.
derived unit
Quantum Numbers
main-group elements
physical change
14. A substance that is made from the atoms of two or more elements that are chemically bonded
ionization energy
compound
Spin Quantum Number
pure substance
15. The p-block elements together with the s-block elements.
intensive property
wavelength
main-group elements
system
16. The ability of a substance to undergo a change that transforms it into a different substance
weight
chemical property
atom
Spin Quantum Number
17. A short-range proton-neutron - proton-proton - or neutrorce that holds the nuclear particles together
Spin Quantum Number
nuclear force
isotopes
Pauli exclusion principle
18. A ratio derived from the equality between two different units that can be used to convert from one unit to the other
significant figure
compound
conversion factor
anion
19. A reaction in which one or more substances are converted into different substances
chemical reaction
molar mass
line-emission spectrum
hypothesis
20. An outer main energy level occupied - in most cases - by 8 electrons
ground state
change of state
heterogeneous
noble gas configuration
21. The arrangement of electrons in an atom
chemical reaction
electron configuration
Principle Quantum Number
Quantum Theory
22. A change in which one or more substances are converted into different substances
chemical change
alkaline-earth metals
atom
atomic mass unit
23. Which way it spins. (up or down)
precision
theory
Spin Quantum Number
liquid
24. Numbers written in the form M ×10 number greater than or equal to 1 but less than 10 and n is a whole number
cation
mass
valence electrons
scientific notation n where the factor M is a scientific notation
25. The d-block elements are metals with typical metallic properties.
alkali metals
transition metals
electron configuration
nonmetal
26. An explanation of how phenomena occur and how data or events are related
model
lanthanide
atomic mass unit
scientific method
27. A measure of the gravitational pull on matter
Avogadro's number
weight
chemical
direct proportion
28. Atoms of the same element that have different masses
quantity
isotopes
mixture
weight
29. An element that is a poor conductor of heat and electricity
electromagnetic radiation
accuracy
nonmetal
photon
30. Which suborbital. (Py - Px - Pz)
system
electron affinity
mass
Magnetic Quantum Number
31. Any substance that has a definite composition
Spin Quantum Number
product
chemical
atomic mass unit
32. Number of waves that pass a given point in a specific time - usually one second.
Quantum Theory
electronegativity
periodic law
frequency
33. A substance that is formed by a chemical change
product
alkaline-earth metals
period
mass number
34. The elements of group 2 of the periodic table.
alkaline-earth metals
mixture
physical property
Quantum Numbers
35. An electron occupies the lowest-energy orbital that can receive it
extensive property
metal
Magnetic Quantum Number
Aufaub principle
36. Not having a uniform composition throughout
heterogeneous
homogeneous
inverse proportion
continuous spectrum
37. A broad generalization that explains a body of facts or phenomena
electromagnetic radiation
percent error
group
theory
38. Two quantities that have a constant mathematical product
valence electrons
nonmetal
inverse proportion
plasma
39. A vertical column of the periodic table
family
model
halogens
significant figure
40. Having a uniform composition throughout
nonmetal
element
homogeneous
plasma
41. The study of the composition - structure - and properties of matter and the changes it undergoes
photoelectric effect
chemistry
chemical change
quantity
42. The 14 elements with the atomic numbers 90-103.
physical change
chemistry
actinide
ionization energy
43. Describes mathematically the wave properties of electrons and other very small particles.
Quantum Theory
direct proportion
wavelength
mass
44. The number of protons in the nucleus of each atom of an element
noble gas configuration
matter
electromagnetic spectrum
atomic number
45. A measure of the ability of an atom in a chemical compound to attract electrons from another atom in the compound.
electronegativity
extensive property
photon
homogeneous
46. The mass of one mole of a pure substance
family
line-emission spectrum
molar mass
Quantum Numbers
47. A measure of the amount of matter
chemical
mass
element
Pauli exclusion principle
48. Lowest energy state of an atom.
Magnetic Quantum Number
compound
ground state
physical property
49. The closeness of a set of measurements of the same quantity made in the same way
precision
periodic table
physical property
scientific method
50. The energy required to remove one electron from a neutral atom of an element.
periodic law
ionization energy
main-group elements
law of definite proportions