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Test your basic knowledge |
CSET Chemistry
Start Test
Study First
Subjects
:
cset
,
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. Concentration of solute that a solution can hold
solubility of gases decreases
solubility of a substance is
number of neutrons almost equals
bonds between atoms
2. 10
- ions have _____ electrons
Russian Mendeleev (1869)
0 degrees celcius
weak base
3. Atomic # = # of protons
chemistry
ionic bond
Distillation
chemical elements
4. Freezing
size of atom determine
0 degrees celcius
what bases contain
aqueous solution has _____ as solvent
5. Liquid
size of atom determine
acids & bases
most solutions have a _____ solvent
pure water is a fine
6. A mixture of two or more substances
soltion
weak acid pH
electroloysis occurs
elements
7. water is a major constituent
Of living creatures and the environment
Avogadro proposed that
electron =
- ions have _____ electrons
8. Water
100 degree celcius
Frenchman Lavoisier (1780)
aqueous solution has _____ as solvent
mass =
9. Smallest particles of chemical elements
metals have _____ valences
solubility of gases decreases
atoms
liqids take on shape
10. + 1
- ions have _____ electrons
matter
proton =
electronically neutral atom
11. Number of protons
number of neutrons almost equals
octet rule
liquid state between
what bases contain
12. Lost
right side of periodic table
gas expands
+ ions have _____ electrons
Charles' Law
13. Splitting of atom
proton =
Of living creatures and the environment
gas volums is determined by
subatomic particles
14. PH
what acids and bases are measured by
neutralization
strong acid pH
ions form when
15. A solution becomes super - saturated or concentration exceeds solubility
precipitation of a salt occurs when
0 degrees celcius
Avogadro's number =
nucleus
16. Are electronic
bonds between atoms
soltion
aqueous solution has _____ as solvent
neutral pH
17. Law of conversation of mass
atomic weight determined
Frenchman Lavoisier (1780)
Vapor
Charles' Law
18. Some molecules in liquid have gained enough energy the attractive forces and become a gas
middle of periodic table
ions
liqids take on shape
evaporization
19. Solid and gas
vertical columns
conditions necessary for reaction
liquid state between
matter
20. Protons + neutrons
mass =
bonds between atoms
left side of periodic table
charted by
21. Negative
electroloysis occurs
nonmetals have ____ valences
ionic bond
the number of protons establishes
22. The nucleus
0 degrees celcius
middle of periodic table
neutrons stabilize
chemical reactions show the
23. 6 x 10 (ss 23) in 22.4 liters of gas
24. Gained
solubility of a substance is
the number of protons establishes
- ions have _____ electrons
pure water is a fine
25. Bases
electrolyte is a substance that
strong acid pH
Salts and gases
left side of periodic table
26. Amount of solute dissolved in a standard unit of solvent
nonmetals have ____ valences
middle of periodic table
concentration of solution is
left side of periodic table
27. 0
Charles' Law
neutron =
charted by
conditions necessary for reaction
28. Reactive - form bases
solids characterized by
ions form when
alkali metals
what acids and bases dissociate in
29. Hydroxides of alkaline metals
most solutions have a _____ solvent
what bases contain
aqueous solution has _____ as solvent
atom
30. Smallest partical atom makes up elements which makes up compounds
Avogadro's number =
Englishman John Dalton (1805)
Of living creatures and the environment
elements
31. Tiny molecules moving at a speed dependent on temperature
gases are a swarm of
neutron =
strong base
aqueous solution has _____ as solvent
32. Electrons to form a covalent bond
solubility of a substance is
bonds between atoms
electrically neutral atoms may share
what acids and bases dissociate in
33. water may be purified by...
atoms
what acids and bases are measured by
Distillation
valence number
34. water is impure with dissolved
vertical columns
0 degrees celcius
Salts and gases
neutron =
35. Increases with high temperatures
electronis are in shells around
size of atom determine
strong acid pH
solubility of solids
36. Study substances by measuring properties and observing changes
Of living creatures and the environment
gas is a _____ fluid
Charles' Law
chemists
37. Volume varies inversely with pressure
38. Element behavior repeats every 8 atomic number
octet rule
number of neutrons almost equals
strong acid pH
- ions have _____ electrons
39. 13
bonds between atoms
strong base
chemical elements
solubility of solids
40. Compressible
strong base
soltion
neutralization
gas is a _____ fluid
41. Heat - light - catalyst
Avogadro's number =
conditions necessary for reaction
chemists
liquid state between
42. Any tangible matter is _____ in nature
chemical
mass =
soltion
chemical reactions show the
43. To full available space
acids & bases
Distillation
gas expands
conditions necessary for reaction
44. Devised periodic table
octet rule
compounds
Russian Mendeleev (1869)
left side of periodic table
45. Equal molecules are contained in equal volumes of all gases - if pressure and temp are identical
solids characterized by
Avogadro proposed that
Vapor
ions form when
46. Boiling
the number of protons establishes
100 degree celcius
makeup of atom
solubility of a substance is
47. Acids
middle of periodic table
gas volums is determined by
pure water is a fine
what acids and bases are measured by
48. Increasing atomic # - left to right
solubility of gases decreases
chemistry
acids & bases
charted by
49. Group of elements with similar chemical properties
Boyle's Law
subatomic particles
neutral pH
vertical columns
50. 1
chemistry
strong acid pH
chemical elements
strong base