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. A characteristic that can be observed or measured without changing the identity of the substance
physical property
photoelectric effect
frequency
group
2. A substance that is formed by a chemical change
scientific method
physical property
product
solid
3. An outer main energy level occupied - in most cases - by 8 electrons
chemical property
noble gas configuration
intensive property
accuracy
4. A negative ion.
halogens
anion
atomic radius
period
5. Any digit in a measurement that is known with certainty plus one final digit - which is somewhat uncertain or is estimated
atom
Spin Quantum Number
actinide
significant figure
6. Anything that has mass and takes up space
orbital
continuous spectrum
pure substance
matter
7. Specify the properties of atomic orbitals and the properties of electrons in orbitals.
Quantum Numbers
frequency
intensive property
alkaline-earth metals
8. One wave per second.
electron affinity
hertz
homogeneous
system
9. The suborbitals of an atom. (S - P - D - F)
matter
model
Angular Momentum Quantum Number
precision
10. Mass is neither created nor destroyed duringordinary chemical or physical reactions
Quantum Theory
valence electrons
law of conservation of mass
hertz
11. The d-block elements are metals with typical metallic properties.
weight
electron affinity
transition metals
continuous spectrum
12. A substance that reacts in a chemical change
chemical reaction
chemistry
reactant
change of state
13. A measure of the ability of an atom in a chemical compound to attract electrons from another atom in the compound.
ion
periodic law
halogens
electronegativity
14. The closeness of measurements to the correct or accepted value of the quantity measured
physical change
mixture
accuracy
theory
15. 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
16. Describes mathematically the wave properties of electrons and other very small particles.
periodic law
Quantum Theory
lanthanide
family
17. A blend of two or more kinds of matter - each of which retains its own identity and properties
mixture
atomic mass unit
SI (Le Système International d'Unités
actinide
18. Two quantities that have a constant mathematical product
ionization
heterogeneous
physical change
inverse proportion
19. Something that has magnitude - size - or amount
physical property
pure substance
periodic law
quantity
20. An element that is a good conductor of heat and electricity
metal
alkali metals
Angular Momentum Quantum Number
intensive property
21. A short-range proton-neutron - proton-proton - or neutrorce that holds the nuclear particles together
electromagnetic radiation
nuclear force
ionization
Hund's rule
22. The ability of a substance to undergo a change that transforms it into a different substance
chemical property
main-group elements
Hund's rule
anion
23. 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
pure substance
quantum
significant figure
transition metals
24. The electrons available to be lost - gained - or shared in the formation of chemical compounds.
valence electrons
period
transition metals
weight
25. The 14 elements with the atomic numbers 90-103.
actinide
volume
quantum
periodic table
26. A pure substance made of only one kind of atom
chemical property
element
scientific notation n where the factor M is a scientific notation
isotopes
27. Any substance that has a definite composition
chemical
electromagnetic radiation
atom
electromagnetic spectrum
28. A positive ion.
atom
theory
cation
transition metals
29. An explanation of how phenomena occur and how data or events are related
cation
reactant
model
actinide
30. Orbitals of equal energy are each occupied by one electron before any orbital is occupied by a second electron - and all electrons in singly occupied orbitals must have the same spin state.
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
31. Atoms of the same element that have different masses
nuclear force
significant figure
isotopes
ion
32. The elements of group 1 of the periodic table.
halogens
mole
alkali metals
homogeneous
33. Not having a uniform composition throughout
mass
heterogeneous
accuracy
pure substance
34. Minimum quantity of energy that can be lost or gained by an atom.
quantum
Spin Quantum Number
Hund's rule
electromagnetic spectrum
35. A property that depends on the amount of matter that is present
mass number
electron configuration
transition metals
extensive property
36. Numbers written in the form M ×10 number greater than or equal to 1 but less than 10 and n is a whole number
scientific notation n where the factor M is a scientific notation
electromagnetic spectrum
anion
system
37. A specific portion of matter in a given region of space that has been selected for study during an experiment or observation
electron configuration
electron affinity
system
noble gas configuration
38. Which suborbital. (Py - Px - Pz)
quantum
atomic number
percent error
Magnetic Quantum Number
39. A chemical compound contains the same elementsin exactly the same proportions by mass regardless of the size of the sample orthe source of the compound
periodic table
direct proportion
law of definite proportions
law of multiple proportions
40. The elements of group 17 of the periodic table.
halogens
law of definite proportions
Spin Quantum Number
group
41. A form of energy that exhibits wavelike behavior as it travels through space (3.00x108 m/s)
scientific notation n where the factor M is a scientific notation
anion
periodic table
electromagnetic radiation
42. The closeness of a set of measurements of the same quantity made in the same way
nuclear force
ground state
group
precision
43. A horizontal row of elements in the periodic table
electromagnetic radiation
period
electromagnetic spectrum
law of definite proportions
44. No two electrons in the same atom can have the same set of four quantum numbers
Pauli exclusion principle
physical property
periodic table
atomic number
45. The Group 18 elements (helium - neon - argon - krypton - xenon - and radon)
change of state
homogeneous
mixture
noble gas
46. The arrangement of electrons in an atom
solid
chemical property
family
electron configuration
47. Lowest energy state of an atom.
system
ground state
solid
chemistry
48. A change in which one or more substances are converted into different substances
weight
chemical change
metal
line-emission spectrum
49. State in which an atom has a higher potential energy than it has in it's ground state.
Hund's rule
mixture
main-group elements
excited state
50. The smallest unit of an element that maintains the properties of that element
law of conservation of mass
mole
chemical reaction
atom