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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. A physical change of a substance from one state to another
noble gas configuration
change of state
plasma
frequency
2. The smallest unit of an element that maintains the properties of that element
law of definite proportions
Principle Quantum Number
atom
continuous spectrum
3. A form of energy that exhibits wavelike behavior as it travels through space (3.00x108 m/s)
continuous spectrum
electromagnetic radiation
law of conservation of mass
alkaline-earth metals
4. A pure substance made of only one kind of atom
element
noble gas configuration
model
mass number
5. The d-block elements are metals with typical metallic properties.
transition metals
electronegativity
product
change of state
6. A testable statement
hypothesis
chemical
period
volume
7. A unit of mass that is exactly 1/12 the mass of a carbon-12atom - or 1.660 540 × 10-27 kg
excited state
atomic mass unit
weight
liquid
8. One wave per second.
frequency
orbital
metal
hertz
9. The smallest unit of an element that maintains the properties of that element
law of definite proportions
alkaline-earth metals
hypothesis
atom
10. The mass of one mole of a pure substance
Quantum Numbers
gas
molar mass
continuous spectrum
11. The total amount of energy level an atom has.
nonmetal
electronegativity
hertz
Principle Quantum Number
12. A measure of the ability of an atom in a chemical compound to attract electrons from another atom in the compound.
chemical property
theory
electronegativity
significant figure
13. A property that does not depend on the amount of matter present
lanthanide
intensive property
scientific notation n where the factor M is a scientific notation
Quantum Theory
14. The amount of a substance that contains as many particles as there areatoms in exactly 12 g of carbon-12
orbital
product
mole
wavelength
15. The measurement system accepted worldwide
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16. Which suborbital. (Py - Px - Pz)
Avogadro's number
molar mass
Magnetic Quantum Number
atom
17. An arrangement of the elements in order of their atomic numbers so that the elements with similar properties fall in the same column or group.
Aufaub principle
periodic table
mixture
photoelectric effect
18. The electrons available to be lost - gained - or shared in the formation of chemical compounds.
solid
valence electrons
atom
nonmetal
19. The number of protons in the nucleus of each atom of an element
accuracy
orbital
atomic number
mass number
20. State in which an atom has a higher potential energy than it has in it's ground state.
Hund's rule
valence electrons
excited state
chemical reaction
21. States that it is impossible to determine simultaneously both the position and velocity of an electron or any other particle.
frequency
accuracy
liquid
Heisenberg Uncertainty Principle
22. Not having a uniform composition throughout
halogens
heterogeneous
plasma
main-group elements
23. Distance between corresponding points on adjacent waves.
wavelength
change of state
periodic table
average atomic mass
24. The closeness of a set of measurements of the same quantity made in the same way
quantity
precision
heterogeneous
change of state
25. Combination of all the forms of electromagnetic radiation.
photon
actinide
solid
electromagnetic spectrum
26. The 14 elements with the atomic numbers 58-71.
law of conservation of mass
lanthanide
nuclide
reactant
27. Numbers written in the form M ×10 number greater than or equal to 1 but less than 10 and n is a whole number
alkali metals
atom
excited state
scientific notation n where the factor M is a scientific notation
28. A high-temperature physical state of matter in which atoms lose their electrons
plasma
continuous spectrum
element
law of multiple proportions
29. The ratio of mass to volume or mass divided by volume
halogens
density
physical property
law of multiple proportions
30. Narrow beam of the emitted light was shined through a prism - it was separated into four specific colors of the visible spectrum.
nuclide
liquid
line-emission spectrum
noble gas configuration
31. The suborbitals of an atom. (S - P - D - F)
intensive property
solid
atomic number
Angular Momentum Quantum Number
32. Two quantities that have a constant mathematical product
inverse proportion
metal
atomic number
chemical reaction
33. A substance that is made from the atoms of two or more elements that are chemically bonded
system
compound
scientific method
Hund's rule
34. Emission of electrons from a metal when light shines on a metal.
orbital
extensive property
photoelectric effect
matter
35. A substance that reacts in a chemical change
reactant
valence electrons
photon
chemistry
36. A property that depends on the amount of matter that is present
cation
atom
scientific method
extensive property
37. An explanation of how phenomena occur and how data or events are related
model
gas
Heisenberg Uncertainty Principle
alkali metals
38. Number of waves that pass a given point in a specific time - usually one second.
law of definite proportions
frequency
noble gas configuration
derived unit
39. Minimum quantity of energy that can be lost or gained by an atom.
actinide
chemical reaction
line-emission spectrum
quantum
40. Anything that has mass and takes up space
extensive property
matter
wavelength
Heisenberg Uncertainty Principle
41. An outer main energy level occupied - in most cases - by 8 electrons
heterogeneous
wavelength
noble gas configuration
change of state
42. A measure of the gravitational pull on matter
derived unit
SI (Le Système International d'Unités
weight
Avogadro's number
43. The ability of a substance to undergo a change that transforms it into a different substance
chemical property
Aufaub principle
molar mass
significant figure
44. 6.022 1367 × 1023; the number of particles in exactly onemole of a pure substance
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45. A short-range proton-neutron - proton-proton - or neutrorce that holds the nuclear particles together
mixture
weight
nuclear force
significant figure
46. A change in which one or more substances are converted into different substances
chemical change
electron configuration
family
anion
47. The total number of protons and neutrons in the nucleus of an isotope
quantity
mass number
plasma
chemical reaction
48. A logical approach to solving problems by observing and collecting data - formulating hypotheses - testing hypotheses - and formulating theories that are supported by data
nuclear force
gas
Avogadro's number
scientific method
49. Specify the properties of atomic orbitals and the properties of electrons in orbitals.
halogens
electromagnetic radiation
pure substance
Quantum Numbers
50. Any process that results in the formation of an ion.
periodic law
ionization
Hund's rule
ionization energy