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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. The elements of group 1 of the periodic table.
electron configuration
law of conservation of mass
alkali metals
electron affinity
2. A 3D region around the nucleus that indicates the probable location of an electron.
anion
orbital
Spin Quantum Number
noble gas
3. 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.
periodic table
law of multiple proportions
homogeneous
atomic radius
4. Particle of electromagnetic radiation having zero mass and carrying a quantum of energy.
quantum
Pauli exclusion principle
nuclear force
photon
5. The amount of a substance that contains as many particles as there areatoms in exactly 12 g of carbon-12
model
mole
photon
ion
6. A characteristic that can be observed or measured without changing the identity of the substance
theory
gas
wavelength
physical property
7. The suborbitals of an atom. (S - P - D - F)
theory
Angular Momentum Quantum Number
alkali metals
metal
8. A measure of the amount of matter
percent error
mass number
scientific method
mass
9. The study of the composition - structure - and properties of matter and the changes it undergoes
chemistry
ionization
periodic table
period
10. A reaction in which one or more substances are converted into different substances
chemical reaction
halogens
atom
atomic mass unit
11. Number of waves that pass a given point in a specific time - usually one second.
excited state
Heisenberg Uncertainty Principle
valence electrons
frequency
12. The state of matter in which the substance has definite volume and definite shape
intensive property
transition metals
solid
reactant
13. The ability of a substance to undergo a change that transforms it into a different substance
Hund's rule
chemical property
excited state
intensive property
14. The energy required to remove one electron from a neutral atom of an element.
ionization energy
matter
Principle Quantum Number
wavelength
15. A substance that is made from the atoms of two or more elements that are chemically bonded
metal
compound
derived unit
quantity
16. If two or more different compounds arecomposed of the same two elements - then the ratio of the masses of the secondelement combined with a certain mass of the first element is always a ratio ofsmall whole numbers
excited state
law of multiple proportions
nuclear force
electronegativity
17. The total amount of energy level an atom has.
noble gas
Principle Quantum Number
Angular Momentum Quantum Number
hypothesis
18. A change in which one or more substances are converted into different substances
mass number
chemical change
model
solid
19. The amount of space occupied by an object
volume
physical change
metal
periodic table
20. The number of protons in the nucleus of each atom of an element
Quantum Theory
pure substance
atomic number
alkali metals
21. The 14 elements with the atomic numbers 58-71.
lanthanide
nonmetal
photon
Avogadro's number
22. A substance that reacts in a chemical change
plasma
noble gas configuration
derived unit
reactant
23. One wave per second.
atomic radius
weight
scientific notation n where the factor M is a scientific notation
hertz
24. The p-block elements together with the s-block elements.
Magnetic Quantum Number
scientific notation n where the factor M is a scientific notation
chemical reaction
main-group elements
25. A vertical column of the periodic table
pure substance
compound
group
chemical
26. Any substance that has a definite composition
Avogadro's number
chemical
ionization
accuracy
27. An atom or group of bonded atoms that has a positive or negative charge.
conversion factor
main-group elements
ion
electronegativity
28. States that it is impossible to determine simultaneously both the position and velocity of an electron or any other particle.
mass number
SI (Le Système International d'Unités
Heisenberg Uncertainty Principle
family
29. 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
solid
pure substance
liquid
chemistry
30. A testable statement
hypothesis
theory
main-group elements
excited state
31. A physical change of a substance from one state to another
significant figure
pure substance
metalloid
change of state
32. The closeness of a set of measurements of the same quantity made in the same way
precision
hypothesis
main-group elements
Quantum Numbers
33. The state of matter in which the substance has a definite volume but an indefinite shape
atom
liquid
alkaline-earth metals
period
34. A property that depends on the amount of matter that is present
Avogadro's number
ionization energy
extensive property
weight
35. Two quantities that have a constant mathematical product
model
ionization
quantity
inverse proportion
36. The physical and chemical properties of the elements are periodic functions of their atomic numbers.
matter
pure substance
periodic law
halogens
37. The Group 18 elements (helium - neon - argon - krypton - xenon - and radon)
scientific notation n where the factor M is a scientific notation
noble gas
halogens
law of multiple proportions
38. Combination of all the forms of electromagnetic radiation.
electromagnetic spectrum
actinide
electronegativity
mixture
39. The ratio of mass to volume or mass divided by volume
density
Quantum Theory
group
Hund's rule
40. A unit that is a combination of SI base units
derived unit
nuclear force
Quantum Theory
photoelectric effect
41. A pure substance made of only one kind of atom
periodic law
period
element
SI (Le Système International d'Unités
42. A substance that is formed by a chemical change
Quantum Numbers
product
model
mole
43. An element that has some characteristics of metals and some characteristics of nonmetals
lanthanide
metalloid
atomic radius
atom
44. Lowest energy state of an atom.
ground state
nonmetal
solid
significant figure
45. A short-range proton-neutron - proton-proton - or neutrorce that holds the nuclear particles together
excited state
quantity
nuclear force
compound
46. The smallest unit of an element that maintains the properties of that element
atom
scientific method
product
main-group elements
47. Distance between corresponding points on adjacent waves.
Spin Quantum Number
photoelectric effect
wavelength
inverse proportion
48. Anything that has mass and takes up space
main-group elements
matter
ionization
chemistry
49. A ratio derived from the equality between two different units that can be used to convert from one unit to the other
conversion factor
nuclear force
plasma
orbital
50. The elements of group 17 of the periodic table.
halogens
element
Quantum Numbers
Quantum Theory