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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. Process of heating an organic substance - such as coal - in the absence of air to break it down into solid and volatile products
Amine
distillation
Destructive distillation
Alloy
2. The mass per unit volume of a substance; mathematical formula D=m/V
Ester
Density
Alkali
Cyclotron
3. Chemical reaction that results in an absorption of heat
Basic anhydride
Coordinate covalence
Deuterium
Endothermic
4. The smallest amount of fissionable material that will sustain a chain reaction
Bonding
Critical mass
eudiometer
Dehydrate
5. Unit for expressing the kinetic energy of subatomic particles; the energy acquired by an electron when it is accelerated by a potential difference of 1 volt
Alkaline
Coordinate covalence
Electron volt
Fahrenheit scale
6. A substance composed of two or more metals - which are intimately mixed; usually made by melting the metals together
Effervescence
Atom
Dissociation (ionic)
Alloy
7. E=mc2 - relates mass to energy
Einstein equation
Compound
Alloy
Brownian movement
8. Usually - a strong base - such as Sodium hydroxide - potassium hydroxide
Electrolysis
Density
Cathode
Alkali
9. Process for converting atmospheric nitrogen into compounds
Electron volt
Fixation of nitrogen
Dissociation (ionic)
adsorbtion
10. A reaction in which two chemical substances exchange ions with the formation of two new compounds
Electron
Alloy
Double displacement
Emulsion
11. A temperature scale divided into 100 equal divisions and based on water freezing at 0 degress and boiling at 100 degrees
eudiometer
Electrode potential
Dehydrating agent
Celsius scale
12. The temperature above which no gas can be liquefied - regardless of the pressure applied
Deliquesence
Critical temperature
adsorbtion
Double displacement
13. Residual radioactivity from an atmospheric nuclear test - eventually settles on the surface of the earth
Fallout
Deliquesence
Coordinate covalence
Double displacement
14. Capacity to do work
Dialysis
Atmosphere
Energy
Condensation
15. The measure of disorder in a system
Amino acid
Entropy
Cathode
Acid
16. A salt formed by replacing part of the hydrogen ions of a dibasic or tribasic acid with metallic ions - Examples: NaHSO4 - NaH2PO4
Dehydrate
Colloids
Acid salt
Activated Charcoal
17. Absorbtion by a substance of water from the air - so that the substance becomes wet
Deliquesence
Activated Charcoal
Colloids
Amphoteric
18. Shorthand method of showing the changes that take place in a chemical reaction
eudiometer
Equation
Dehydrate
Covalent bonding
19. Unit of energy done by 1 dyne (1/980 g of force) acting through a distance of 1 cm; 2.4 x 10 (-11) kcal
Activation energy
erg
Electrolyte
Cathode
20. The breaking down of a compound into two or more simpler substances
Analysis
Amphoteric
Antichlor
Esterification
21. The series of radioactive elements starting with actinium - No. 89 - and ending with lawrencium - No. 103
Cation
Dry ice
Compound
Actinide series
22. An ion that has a positive charge
Anhydrous
Barometer
Enthalpy
Cation
23. Depositing a thin layer of metallic element on the surface of another metal by electrolysis
Analysis
Filteration
Critical mass
Electroplating
24. 1/2 the distance between adjacent nuclei in the crystalline or solid phase of an element; distance from the atomic nucleus to the valence electrons
Binary
Displacement
Alloy
Atomic radius
25. A compound derived from another compound by the removal of water; it will combine with water to form an acid (acidic anhydride) or base (basic anhydride)
Double bond
Anhydride
Antichlor
Cathode rays
26. Chemical reaction that results in the giving off of heat
Exothermic
Avagadro's number
Crystalline
Actinide series
27. Graduated glass tube into which gases are placed and subjected to an electric spark; measures the individual volumes of combining gases
Anhydrous
eudiometer
Breeder reactor
Binary
28. A cell in which electrolysis is carried out
Ester
Electrolytic cell
Fahrenheit scale
Chemical property
29. Referring to a hydroxide that may have either acidic or basic properties - depending on the substance with which it reacts
Amphoteric
Electron volt
Alpha particles
Activation energy
30. Negatively charged particle - Mass is 9.109x10(-28)
Breeder reactor
Element
Equation
Electron
31. The electrode in an electrolytic cell that is negatively charged and attracts positive ions
Element
Dry ice
Boiling point
Cathode
32. 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
adsorbtion
Basic anhydride
Effusion
Covalent bonding
33. Having no definite crystalline structure
Dipole-dipole attraction
Amorphous
Fission
Breeder reactor
34. A device used to accelerate charged particles to high energies for bombarding the nuclei of atoms
Deuterium
Cyclotron
Ester
Alloy
35. The process of first vaporizing a liquid and then condensing the vapor back into a liquid - leaving behind the nonvolatile impurities
Efflorescence
distillation
Covalent bonding
Exothermic
36. The point in a reversible reaction at which the forward reaction is occurring at the same rate as the opposing reaction
eudiometer
Colloids
Base
Equilibrium
37. Breaking down of a compound into simpler substances or constituent elements
Actinide series
Ester
Energy
Decomposition
38. Suspension of fine particles or droplets of one liquid in another - the two liquids being immiscible in each other; surrounded by an emulsifying agent
distillation
Cation
Electrode
Emulsion
39. The process whereby gases or liquids intermingle freely of their own accord
Colligative propery
Enthalpy
Diffusion
Effervescence
40. Temperature scale that has 32 as freezing point and 212 as boiling point
Fahrenheit scale
Anhydrous
Base
Dipole-dipole attraction
41. 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
Absolute temperature
Amino acid
Electronegativity
Ductile
42. A water solution that has an excess of hydrogen ions; an acid turns litmus paper pink or red - has a sour taste - and neutralizes bases to form salts
Effervescence
Alkali
Acid
Atomic mass
43. Nuclear reaction that releases energy because of the splitting of large nuclei into smaller ones
Breeder reactor
Electroplating
Fission
Critical mass
44. Bonding accomplished through the sharing of electrons so that atoms can fill their outer shells
Alcohol
Amine
Covalent bonding
Condensation
45. A substituent obtained from a saturated hydrocarbon by removing one hydrogen atom -Examples: methyl(CH3) ethyl(C2H5)
Bond energy
Alkyl
Filteration
Exothermic
46. The layer of gasses surrounding the earth - A unit of pressure (1 atm = 760mm of Hg or torr)
Aromatic compound
Antichlor
Atmosphere
Electron volt
47. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Cathode
Basic anhydride
Flux
Einstein equation
48. Rod of certain metal such as cadmium - which controls the speed of the chain reaction by absorbing neutrons in a nuclear reactor
Control rod
Cyclotron
Amphoteric
Effusion
49. Positively charged helium nuclei
Alpha particles
Colloids
Crystallization
Brownian movement
50. Containing no water
Brownian movement
Aromatic compound
Enthalpy
Anhydrous