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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 2 of the periodic table.
valence electrons
atomic number
precision
alkaline-earth metals
2. A physical change of a substance from one state to another
electronegativity
physical property
law of multiple proportions
change of state
3. Combination of all the forms of electromagnetic radiation.
electromagnetic spectrum
electron affinity
period
frequency
4. An electron occupies the lowest-energy orbital that can receive it
periodic law
electron affinity
law of definite proportions
Aufaub principle
5. Lowest energy state of an atom.
ionization energy
actinide
alkaline-earth metals
ground state
6. A negative ion.
anion
photon
orbital
electromagnetic spectrum
7. A unit of mass that is exactly 1/12 the mass of a carbon-12atom - or 1.660 540 × 10-27 kg
atomic number
chemical change
direct proportion
atomic mass unit
8. The total amount of energy level an atom has.
physical change
Principle Quantum Number
physical property
SI (Le Système International d'Unités
9. The energy change that occurs when an electron is acquired by a neutral atom.
Principle Quantum Number
matter
electron affinity
isotopes
10. The d-block elements are metals with typical metallic properties.
ionization energy
transition metals
ground state
frequency
11. A short-range proton-neutron - proton-proton - or neutrorce that holds the nuclear particles together
percent error
physical change
continuous spectrum
nuclear force
12. Something that has magnitude - size - or amount
chemical change
quantity
theory
density
13. The general term for any isotope of any element
gas
Aufaub principle
nuclide
electromagnetic radiation
14. A high-temperature physical state of matter in which atoms lose their electrons
element
noble gas configuration
plasma
Pauli exclusion principle
15. A measure of the ability of an atom in a chemical compound to attract electrons from another atom in the compound.
actinide
hertz
electronegativity
mole
16. Any substance that has a definite composition
ground state
reactant
chemical
excited state
17. The Group 18 elements (helium - neon - argon - krypton - xenon - and radon)
Pauli exclusion principle
product
noble gas
continuous spectrum
18. A measure of the gravitational pull on matter
weight
line-emission spectrum
period
electronegativity
19. States that it is impossible to determine simultaneously both the position and velocity of an electron or any other particle.
average atomic mass
Angular Momentum Quantum Number
Heisenberg Uncertainty Principle
excited state
20. A value calculated by subtracting the experimental value from the accepted value - dividing the difference by the accepted value - and then multiplying by 100
group
plasma
percent error
noble gas configuration
21. An explanation of how phenomena occur and how data or events are related
chemical change
model
noble gas configuration
main-group elements
22. Particle of electromagnetic radiation having zero mass and carrying a quantum of energy.
precision
photon
mole
scientific notation n where the factor M is a scientific notation
23. Narrow beam of the emitted light was shined through a prism - it was separated into four specific colors of the visible spectrum.
reactant
law of definite proportions
line-emission spectrum
periodic table
24. The energy required to remove one electron from a neutral atom of an element.
ionization energy
atom
solid
significant figure
25. Not having a uniform composition throughout
Avogadro's number
heterogeneous
extensive property
noble gas configuration
26. The state of matter in which the substance has a definite volume but an indefinite shape
liquid
photoelectric effect
electromagnetic radiation
family
27. A vertical column of the periodic table
matter
intensive property
group
accuracy
28. The total number of protons and neutrons in the nucleus of an isotope
mass number
compound
physical change
valence electrons
29. A property that does not depend on the amount of matter present
molar mass
intensive property
anion
Quantum Numbers
30. A measure of the amount of matter
nuclide
compound
mass
Quantum Numbers
31. A form of energy that exhibits wavelike behavior as it travels through space (3.00x108 m/s)
electromagnetic radiation
liquid
atomic radius
electromagnetic spectrum
32. Specify the properties of atomic orbitals and the properties of electrons in orbitals.
Quantum Numbers
actinide
periodic law
Pauli exclusion principle
33. An element that is a poor conductor of heat and electricity
cation
system
nonmetal
mole
34. One wave per second.
electron affinity
hertz
electron configuration
mass number
35. Minimum quantity of energy that can be lost or gained by an atom.
atomic mass unit
quantum
actinide
compound
36. The mass of one mole of a pure substance
extensive property
continuous spectrum
atomic radius
molar mass
37. An atom or group of bonded atoms that has a positive or negative charge.
nonmetal
liquid
physical change
ion
38. The state of matter in which a substance has neither definite volume nor definite shape
gas
lanthanide
percent error
nuclide
39. The ability of a substance to undergo a change that transforms it into a different substance
electron configuration
chemical property
nonmetal
atomic radius
40. The closeness of a set of measurements of the same quantity made in the same way
periodic law
atomic mass unit
accuracy
precision
41. A substance that reacts in a chemical change
conversion factor
reactant
nuclide
mass number
42. No two electrons in the same atom can have the same set of four quantum numbers
theory
electromagnetic spectrum
derived unit
Pauli exclusion principle
43. Which way it spins. (up or down)
Spin Quantum Number
conversion factor
weight
reactant
44. The state of matter in which the substance has definite volume and definite shape
weight
reactant
solid
liquid
45. Distance between corresponding points on adjacent waves.
wavelength
matter
atomic number
Avogadro's number
46. Having a uniform composition throughout
continuous spectrum
mixture
homogeneous
physical change
47. Which suborbital. (Py - Px - Pz)
ionization energy
metal
Magnetic Quantum Number
mass
48. The ratio of mass to volume or mass divided by volume
periodic law
density
nuclear force
change of state
49. The 14 elements with the atomic numbers 90-103.
group
actinide
electromagnetic radiation
atom
50. The p-block elements together with the s-block elements.
density
period
metalloid
main-group elements