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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 positive ion.
nuclide
system
continuous spectrum
cation
2. The elements of group 17 of the periodic table.
periodic table
Quantum Numbers
halogens
electron configuration
3. 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
cation
atomic mass unit
noble gas configuration
law of multiple proportions
4. A testable statement
hypothesis
period
noble gas configuration
Magnetic Quantum Number
5. Something that has magnitude - size - or amount
derived unit
quantity
electromagnetic spectrum
Principle Quantum Number
6. An atom or group of bonded atoms that has a positive or negative charge.
halogens
ion
family
nuclide
7. The 14 elements with the atomic numbers 90-103.
electromagnetic spectrum
actinide
cation
liquid
8. A property that does not depend on the amount of matter present
intensive property
nonmetal
Angular Momentum Quantum Number
electron affinity
9. An element that is a good conductor of heat and electricity
atomic number
metal
photon
intensive property
10. A high-temperature physical state of matter in which atoms lose their electrons
derived unit
atomic radius
element
plasma
11. Combination of all the forms of electromagnetic radiation.
Avogadro's number
change of state
main-group elements
electromagnetic spectrum
12. The electrons available to be lost - gained - or shared in the formation of chemical compounds.
intensive property
direct proportion
periodic law
valence electrons
13. Lowest energy state of an atom.
mixture
photoelectric effect
ground state
main-group elements
14. Distance between corresponding points on adjacent waves.
wavelength
law of definite proportions
reactant
orbital
15. A change in which one or more substances are converted into different substances
halogens
physical change
chemical change
law of conservation of mass
16. An outer main energy level occupied - in most cases - by 8 electrons
cation
noble gas configuration
heterogeneous
group
17. A substance that is formed by a chemical change
product
alkaline-earth metals
isotopes
precision
18. A 3D region around the nucleus that indicates the probable location of an electron.
accuracy
orbital
electron affinity
chemical
19. A unit that is a combination of SI base units
conversion factor
electromagnetic spectrum
derived unit
inverse proportion
20. Any process that results in the formation of an ion.
ionization
continuous spectrum
electromagnetic radiation
frequency
21. The weighted average of the atomic masses of thenaturally occurring isotopes of an element
average atomic mass
reactant
isotopes
scientific notation n where the factor M is a scientific notation
22. The physical and chemical properties of the elements are periodic functions of their atomic numbers.
periodic law
element
Angular Momentum Quantum Number
volume
23. The study of the composition - structure - and properties of matter and the changes it undergoes
chemistry
valence electrons
Quantum Theory
Spin Quantum Number
24. The Group 18 elements (helium - neon - argon - krypton - xenon - and radon)
noble gas
mole
cation
alkali metals
25. The ratio of mass to volume or mass divided by volume
heterogeneous
percent error
conversion factor
density
26. A measure of the amount of matter
mass
weight
hertz
theory
27. Describes mathematically the wave properties of electrons and other very small particles.
Quantum Theory
electromagnetic spectrum
electromagnetic radiation
Angular Momentum Quantum Number
28. The p-block elements together with the s-block elements.
system
precision
cation
main-group elements
29. The smallest unit of an element that maintains the properties of that element
period
reactant
atom
Principle Quantum Number
30. Two quantities that have a constant mathematical product
noble gas configuration
scientific method
inverse proportion
volume
31. A short-range proton-neutron - proton-proton - or neutrorce that holds the nuclear particles together
electron configuration
nuclear force
atomic mass unit
anion
32. A blend of two or more kinds of matter - each of which retains its own identity and properties
Avogadro's number
alkali metals
mixture
chemical property
33. Specify the properties of atomic orbitals and the properties of electrons in orbitals.
atomic mass unit
accuracy
Quantum Numbers
periodic table
34. Which suborbital. (Py - Px - Pz)
intensive property
quantity
pure substance
Magnetic Quantum Number
35. Emission of electrons from a metal when light shines on a metal.
physical change
derived unit
pure substance
photoelectric effect
36. The 14 elements with the atomic numbers 58-71.
lanthanide
Quantum Theory
homogeneous
transition metals
37. The arrangement of electrons in an atom
orbital
solid
electron configuration
plasma
38. No two electrons in the same atom can have the same set of four quantum numbers
inverse proportion
plasma
ion
Pauli exclusion principle
39. A unit of mass that is exactly 1/12 the mass of a carbon-12atom - or 1.660 540 × 10-27 kg
model
Hund's rule
element
atomic mass unit
40. A value calculated by subtracting the experimental value from the accepted value - dividing the difference by the accepted value - and then multiplying by 100
Principle Quantum Number
electronegativity
nuclear force
percent error
41. Two quantities that give a constant value when one is divided by the other
nuclear force
periodic table
group
direct proportion
42. Anything that has mass and takes up space
isotopes
matter
Heisenberg Uncertainty Principle
anion
43. The d-block elements are metals with typical metallic properties.
transition metals
period
metalloid
electronegativity
44. A vertical column of the periodic table
mass number
mass
group
derived unit
45. The amount of space occupied by an object
volume
atomic number
chemical reaction
Principle Quantum Number
46. A horizontal row of elements in the periodic table
law of multiple proportions
Quantum Numbers
electromagnetic spectrum
period
47. State in which an atom has a higher potential energy than it has in it's ground state.
excited state
orbital
Magnetic Quantum Number
significant figure
48. Number of waves that pass a given point in a specific time - usually one second.
Hund's rule
chemistry
significant figure
frequency
49. Narrow beam of the emitted light was shined through a prism - it was separated into four specific colors of the visible spectrum.
ground state
line-emission spectrum
periodic law
Hund's rule
50. A property that depends on the amount of matter that is present
line-emission spectrum
orbital
extensive property
law of definite proportions