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Test your basic knowledge |
SAT Subject Test: Chemistry Vocab
Start Test
Study First
Subjects
:
sat
,
science
,
chemistry
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. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Filteration
Flux
Celsius scale
Critical temperature
2. Solid carbon dioxide
Dry ice
Compound
Atomic number
Celsius scale
3. The series of radioactive elements starting with actinium - No. 89 - and ending with lawrencium - No. 103
Avagadro's number
Empirical formula
Acid
Actinide series
4. The process whereby gases or liquids intermingle freely of their own accord
Fallout
Diffusion
Dipole-dipole attraction
Exothermic
5. Having no definite crystalline structure
Condensation
Amorphous
Covalent bonding
Energy
6. Capacity to do work
Alkali
Avagadro's number
Chain reaction
Energy
7. One of the "building blocks" of proteins; contains one or more NH2- groups that have replaced the same number of hydrogen atoms in an organic acid
Amino acid
Covalent bonding
Alpha particles
Barometer
8. Temperature scale that has 32 as freezing point and 212 as boiling point
Fahrenheit scale
Electrolyte
Crystalline
Cation
9. Referring to a hydroxide that may have either acidic or basic properties - depending on the substance with which it reacts
Anion
Actinide series
Empirical formula
Amphoteric
10. The measure of disorder in a system
Dipole-dipole attraction
Electroplating
Entropy
Bond energy
11. A substituent obtained from a saturated hydrocarbon by removing one hydrogen atom -Examples: methyl(CH3) ethyl(C2H5)
Cation
Control rod
Alkyl
Electrode
12. Containing no water
Alloy
Anhydrous
Emulsion
Analysis
13. Having definite molecular or ionic structure
Atomic mass
Crystalline
Dehydrating agent
Alkyl
14. Chemical reaction between an alcohol and an acid - in which an ester is formed
Filteration
Binary
Absorption
Esterification
15. Rod of certain metal such as cadmium - which controls the speed of the chain reaction by absorbing neutrons in a nuclear reactor
Celsius scale
Control rod
Denatured alcohol
Actinide series
16. Substance that takes water from another substance
Dehydrating agent
Fahrenheit scale
Alpha particles
Emulsion
17. Referring to any substance that has basic properties
Amphoteric
Dialysis
Alkaline
Cation
18. The temperature at which the vapor pressure of a liquid equals the atmospheric pressure
Dehydrate
Boiling point
Amino acid
Alkyl
19. To take water from a substance
Brownian movement
Dehydrate
Ester
Deliquesence
20. The breaking down of a compound into two or more simpler substances
Ductile
Analysis
Acid
Buffer
21. A compound whose basic structure contains the benzene ring; it usually has an odor
Fission
Endothermic
Aromatic compound
Celsius scale
22. Usually - a strong base - such as Sodium hydroxide - potassium hydroxide
distillation
Alkali
Electrode
Beta particles
23. A. change from gas to liquid B. the combination of molecules without water
Condensation
Empirical formula
Emulsion
Destructive distillation
24. A substance used to remove the excess chlorine in the bleaching process
Cyclotron
Antichlor
Cation
Compound
25. Nuclear reactor in which more fissionable material is produced than is used up during operation
Breeder reactor
Dialysis
Displacement
Aldehyde
26. Streams of electrons given off by the cathode of a vacuum tube
Electron volt
Antichlor
Cathode rays
Covalent bonding
27. Absorbtion by a substance of water from the air - so that the substance becomes wet
Actinide series
Emulsion
Catalyst
Deliquesence
28. Process for converting atmospheric nitrogen into compounds
Filteration
Fixation of nitrogen
Anhydride
Atmosphere
29. The adhesion (in an extremely thing layer) of the molecules of gases - of dissolved substances - or of liquieds to the surfaces of solid or liquid bodies with which they come into contact
Absolute temperature
adsorbtion
Fahrenheit scale
Coordinate covalence
30. Organic compound formed by dehydrating oxidized alcohol; contains the characteristic - CHO group
Dissociation (ionic)
Crystallization
Equilibrium
Aldehyde
31. The layer of gasses surrounding the earth - A unit of pressure (1 atm = 760mm of Hg or torr)
Electrolysis
Atmosphere
adsorbtion
Covalent bonding
32. The electrode in an electrolytic cell that is negatively charged and attracts positive ions
Decomposition
Cathode
Endothermic
Compound
33. An instrument used to measure the amount of heat liberated or absorbed during a change
Condensation
Calorimeter
Brownian movement
Combustion
34. A substance composed of elements chemically united in definite proportions by weight
Cyclotron
Binary
Dialysis
Compound
35. The process of first vaporizing a liquid and then condensing the vapor back into a liquid - leaving behind the nonvolatile impurities
Dehydrating agent
Antichlor
distillation
Deuterium
36. An ion that has a positive charge
Calorimeter
Activated Charcoal
Cation
Compound
37. A nonmetallic oxide that - when placed in water - reacts to form an an acid solution
Electrolyte
Acidic anhydride
Activated Charcoal
Einstein equation
38. A reaction in which two chemical substances exchange ions with the formation of two new compounds
Fixation of nitrogen
Bond energy
distillation
Double displacement
39. A property of a solution that depends primarily on the concentration - not the type of particles present
Covalent bonding
Colligative propery
Buffer
Critical temperature
40. Loss by a substance of its water of hydration on exposure to air at ordinary temperatures
Alkaline
Anhydrous
Efflorescence
Bond energy
41. E=mc2 - relates mass to energy
Endothermic
Density
Einstein equation
Electronegativity
42. High=speed - negatively charged electrons emitted in radiations
Chemical property
Electrode potential
Beta particles
Activation energy
43. An organic salt formed by the reaction of an alcohol with an acid
Ester
Catalyst
Esterification
Dry ice
44. The mass per unit volume of a substance; mathematical formula D=m/V
Equilibrium
Deliquesence
Barometer
Density
45. The temperature above which no gas can be liquefied - regardless of the pressure applied
Chain reaction
Atomic mass
adsorbtion
Critical temperature
46. A reaction produced during nuclear fission when at least one neutron from each fission produces another fission - so that the process becomes self sustaining without additional external energy
Chain reaction
Anion
Filteration
Atom
47. The numerical expression of the relative strength with which the atoms of an element attract valence electrons to themselves; the higher the number - the greater the attraction
Electronegativity
Atomic number
Effervescence
Energy
48. A metallic oxide that forms a base when placed in water
Cathode
Efflorescence
Basic anhydride
Fallout
49. The minimum energy necessary to start a reaction
Flux
Activation energy
adsorbtion
Ductile
50. A liquid that will conduct and electric current
Cathode
Dry ice
Electrolysis
Electrolyte