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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. PH
Boyle's Law
chemical
what acids and bases are measured by
Avogadro's number =
2. 4
vertical columns
weak acid pH
in most cases at least on ion is
Boyle's Law
3. Symbols and subscripts showing number of atoms
Englishman John Dalton (1805)
Charles' Law
compounds written with
size of atom determine
4. Devised periodic table
Russian Mendeleev (1869)
evaporization
acids contain
matter
5. No chemical compounds
Frenchman Lavoisier (1780)
100 degree celcius
neutrons stabilize
right side of periodic table
6. Summarizes the chemical behavior of the element
electroloysis occurs
electronis are in shells around
valence number
aqueous solution has _____ as solvent
7. The science of substances that make up our world
solids characterized by
chemistry
acids contain
Salts and gases
8. Electrons to form a covalent bond
nonmetals have ____ valences
chemical
law of conservation of mass
electrically neutral atoms may share
9. Bases
left side of periodic table
number of neutrons almost equals
Avogadro proposed that
concentration of solution is
10. 1
weak acid pH
electron =
liqids take on shape
subatomic particles
11. Volume varies inversely with pressure
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12. Hydrogen that is loosely bound
what acids and bases dissociate in
acids contain
chemical reactions show the
solid - liquid - gas is dependent on
13. Element behavior repeats every 8 atomic number
nonmetals have ____ valences
solubility of gases decreases
octet rule
chemistry
14. Lost
+ ions have _____ electrons
0 degrees celcius
conditions necessary for reaction
electrically neutral atoms may share
15. Number of molecules of formula units of the reactants and products
chemical reactions show the
concentration of solution is
electrically neutral atoms may share
alkali metals
16. With high temperature
the number of protons establishes
gases are a swarm of
mass =
solubility of gases decreases
17. Metallic and nonmetallic elements in proportions so that their valences sum to zero
most compounds contain
+ ions have _____ electrons
Of living creatures and the environment
strong acid pH
18. Smallest partical atom makes up elements which makes up compounds
Englishman John Dalton (1805)
Distillation
0 degrees celcius
makeup of atom
19. A solution becomes super - saturated or concentration exceeds solubility
matter
gas expands
precipitation of a salt occurs when
atomic weight determined
20. 13
acids contain
number of neutrons almost equals
strong base
size of atom determine
21. Freezing
+1 --> +5
0 degrees celcius
Frenchman Lavoisier (1780)
100 degree celcius
22. By nucleus
Salts and gases
atomic weight determined
electronis are in shells around
compounds
23. Solutions with unusual concentrations of either hydrogen or hydroxyl ions
alkali metals
liqids take on shape
acids & bases
electroloysis occurs
24. Water
most compounds contain
aqueous solution has _____ as solvent
atom
Frenchman Lavoisier (1780)
25. Gained
what acids and bases dissociate in
conditions necessary for reaction
- ions have _____ electrons
solubility of a substance is
26. Negative
neutrons stabilize
most solutions have a _____ solvent
nonmetals have ____ valences
precipitation of a salt occurs when
27. Chemical nature
right side of periodic table
gas is a _____ fluid
the number of protons establishes
weak base
28. Reaction of an acid with a base (releases some heat)
bonds between atoms
Englishman John Dalton (1805)
nucleus
neutralization
29. Liquid
most solutions have a _____ solvent
precipitation of a salt occurs when
liquid state between
electrically neutral atoms may share
30. There is no gain or loss of mass in a chemical change
law of conservation of mass
+ ions have _____ electrons
gases are a swarm of
gas is a _____ fluid
31. Heat - light - catalyst
chemical reactions show the
makeup of atom
conditions necessary for reaction
most solutions have a _____ solvent
32. Law of conversation of mass
ions
electroloysis occurs
the number of protons establishes
Frenchman Lavoisier (1780)
33. Are electronic
acids & bases
precipitation of a salt occurs when
solubility of solids
bonds between atoms
34. Increases with high temperatures
gases are a swarm of
left side of periodic table
solubility of solids
solubility of a substance is
35. + 1
proton =
most compounds contain
Of living creatures and the environment
Boyle's Law
36. Complex (containing several atoms)
in most cases at least on ion is
chemical
subatomic particles
Avogadro's number =
37. Their ability to retain their shape
matter
electrically neutral atoms may share
100 degree celcius
solids characterized by
38. A mixture of two or more substances
Russian Mendeleev (1869)
metals have _____ valences
compounds written with
soltion
39. Small - dense nucleus of protons and neutrons
melt when heated - vaporize slightly
atom
atomic weight determined
mass =
40. Nuclear protons
ionic bond
electronis are in shells around
size of atom determine
in most cases at least on ion is
41. 1
matter
proton =
strong acid pH
makeup of atom
42. 10
elements
weak base
Salts and gases
electronis are in shells around
43. Amount of solute dissolved in a standard unit of solvent
right side of periodic table
concentration of solution is
elements
Charles' Law
44. Splitting of atom
most compounds contain
number of neutrons almost equals
subatomic particles
electronis are in shells around
45. Tiny molecules moving at a speed dependent on temperature
in most cases at least on ion is
what acids and bases dissociate in
gases are a swarm of
size of atom determine
46. Smallest particles of chemical elements
atoms
the number of protons establishes
electrolyte is a substance that
what acids and bases are measured by
47. Dissociates to many ions capable of transporting electric charge
compounds written with
ions
electrolyte is a substance that
Russian Mendeleev (1869)
48. water is boiled to...
Vapor
Charles' Law
gas volums is determined by
solubility of solids
49. water is a major constituent
Of living creatures and the environment
electronically neutral atom
what acids and bases dissociate in
size of atom determine
50. Temperature and pressure
neutral pH
in most cases at least on ion is
gas volums is determined by
liqids take on shape