SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. Minimum quantity of energy that can be lost or gained by an atom.
molar mass
law of definite proportions
quantum
scientific notation n where the factor M is a scientific notation
2. Any substance that has a definite composition
valence electrons
periodic table
photoelectric effect
chemical
3. Narrow beam of the emitted light was shined through a prism - it was separated into four specific colors of the visible spectrum.
theory
Heisenberg Uncertainty Principle
line-emission spectrum
valence electrons
4. A unit that is a combination of SI base units
halogens
system
actinide
derived unit
5. Two quantities that give a constant value when one is divided by the other
Quantum Numbers
direct proportion
significant figure
noble gas
6. A negative ion.
percent error
anion
system
theory
7. Atoms of the same element that have different masses
isotopes
alkali metals
Spin Quantum Number
electronegativity
8. A property that does not depend on the amount of matter present
intensive property
gas
metal
halogens
9. The ability of a substance to undergo a change that transforms it into a different substance
density
mixture
chemical property
transition metals
10. A specific portion of matter in a given region of space that has been selected for study during an experiment or observation
average atomic mass
change of state
system
volume
11. The closeness of measurements to the correct or accepted value of the quantity measured
accuracy
ground state
Spin Quantum Number
liquid
12. The closeness of a set of measurements of the same quantity made in the same way
precision
hertz
scientific method
Avogadro's number
13. The number of protons in the nucleus of each atom of an element
photon
atomic number
element
electromagnetic spectrum
14. A testable statement
alkali metals
hypothesis
electronegativity
physical property
15. States that it is impossible to determine simultaneously both the position and velocity of an electron or any other particle.
scientific method
percent error
Heisenberg Uncertainty Principle
law of definite proportions
16. Number of waves that pass a given point in a specific time - usually one second.
photon
liquid
frequency
continuous spectrum
17. The state of matter in which the substance has definite volume and definite shape
solid
photon
intensive property
alkaline-earth metals
18. A property that depends on the amount of matter that is present
lanthanide
quantity
extensive property
density
19. Particle of electromagnetic radiation having zero mass and carrying a quantum of energy.
photoelectric effect
volume
photon
chemical property
20. A vertical column of the periodic table
accuracy
average atomic mass
family
chemical reaction
21. Any digit in a measurement that is known with certainty plus one final digit - which is somewhat uncertain or is estimated
significant figure
SI (Le Système International d'Unités
isotopes
wavelength
22. 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
electromagnetic spectrum
photon
mixture
23. A change in which one or more substances are converted into different substances
noble gas
nonmetal
alkali metals
chemical change
24. A substance that reacts in a chemical change
average atomic mass
Spin Quantum Number
ion
reactant
25. 6.022 1367 × 1023; the number of particles in exactly onemole of a pure substance
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
26. An element that is a good conductor of heat and electricity
compound
plasma
significant figure
metal
27. 1/2 the distance between the nuclei of identical atoms that are bonded together.
alkaline-earth metals
atomic radius
family
photoelectric effect
28. The elements of group 1 of the periodic table.
mixture
significant figure
molar mass
alkali metals
29. One wave per second.
period
periodic law
extensive property
hertz
30. A measure of the ability of an atom in a chemical compound to attract electrons from another atom in the compound.
Spin Quantum Number
Principle Quantum Number
electronegativity
homogeneous
31. A blend of two or more kinds of matter - each of which retains its own identity and properties
mixture
mass number
Pauli exclusion principle
alkaline-earth metals
32. The measurement system accepted worldwide
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
33. An explanation of how phenomena occur and how data or events are related
chemical
model
Pauli exclusion principle
percent error
34. Two quantities that have a constant mathematical product
Pauli exclusion principle
nuclide
inverse proportion
significant figure
35. An electron occupies the lowest-energy orbital that can receive it
photon
Aufaub principle
mixture
precision
36. 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
Heisenberg Uncertainty Principle
pure substance
periodic law
density
37. The total amount of energy level an atom has.
Principle Quantum Number
photoelectric effect
Angular Momentum Quantum Number
Quantum Theory
38. The state of matter in which the substance has a definite volume but an indefinite shape
conversion factor
liquid
model
Angular Momentum Quantum Number
39. The ratio of mass to volume or mass divided by volume
Aufaub principle
alkali metals
law of definite proportions
density
40. The energy change that occurs when an electron is acquired by a neutral atom.
electronegativity
physical change
electron affinity
atomic radius
41. The total number of protons and neutrons in the nucleus of an isotope
quantum
mass number
halogens
SI (Le Système International d'Unités
42. The p-block elements together with the s-block elements.
compound
heterogeneous
line-emission spectrum
main-group elements
43. A positive ion.
cation
mass number
metal
gas
44. The 14 elements with the atomic numbers 58-71.
Pauli exclusion principle
lanthanide
precision
noble gas configuration
45. A measure of the gravitational pull on matter
atom
system
weight
lanthanide
46. Numbers written in the form M ×10 number greater than or equal to 1 but less than 10 and n is a whole number
derived unit
transition metals
pure substance
scientific notation n where the factor M is a scientific notation
47. 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
percent error
law of multiple proportions
heterogeneous
wavelength
48. Which suborbital. (Py - Px - Pz)
extensive property
actinide
Magnetic Quantum Number
ground state
49. State in which an atom has a higher potential energy than it has in it's ground state.
heterogeneous
excited state
line-emission spectrum
family
50. A change in a substance that does not involve a change in the identity of the substance
photoelectric effect
law of multiple proportions
physical change
matter