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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. Suspension of fine particles or droplets of one liquid in another - the two liquids being immiscible in each other; surrounded by an emulsifying agent
Emulsion
Binary
Colloids
Ester
2. A compound such as CH3NH2 - derived from ammonia by substituting one or more hydro-carbon radicals for hydrogen atoms
Deuterium
Amine
Electronegativity
Emulsifying agent
3. A substance composed of elements chemically united in definite proportions by weight
Electrolyte
Alcohol
Compound
Fallout
4. Colloidal substance that forms a film about the particles of two immiscible liquids so that one remains suspended in the other
Equilibrium
Emulsifying agent
Colligative propery
Efflorescence
5. 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)
Anhydride
Deliquesence
Dipole-dipole attraction
Crystalline
6. Continuous zigzagging movement of colloidal particles in a dispersing medium - as viewed through and ultramicroscope
Fixation of nitrogen
Dialysis
Brownian movement
Equation
7. The mass per unit volume of a substance; mathematical formula D=m/V
Critical temperature
Electron volt
Empirical formula
Density
8. A cell in which electrolysis is carried out
Dipole-dipole attraction
Electrolytic cell
Celsius scale
Crystalline
9. A specially treated and finely divided form of carbon - which possesses a high degree of absorbtion
Activated Charcoal
Cation
Alloy
Denatured alcohol
10. The point in a reversible reaction at which the forward reaction is occurring at the same rate as the opposing reaction
Bond energy
Anion
Equilibrium
Endothermic
11. 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
distillation
Anhydride
Fahrenheit scale
12. A compound whose basic structure contains the benzene ring; it usually has an odor
Atomic radius
Electrolysis
Critical temperature
Aromatic compound
13. Having definite molecular or ionic structure
Crystalline
Ether
Cyclotron
Equilibrium
14. The temperature at which the vapor pressure of a liquid equals the atmospheric pressure
Absolute temperature
Boiling point
Empirical formula
Amphoteric
15. E=mc2 - relates mass to energy
Double displacement
Einstein equation
Activated Charcoal
Deuterium
16. Isotope of hydrogen - sometimes called heavy hydrogen - with an atomic weight of 2
Cathode
Condensation
Deuterium
Atom
17. Shorthand method of showing the changes that take place in a chemical reaction
Covalent bonding
Equation
Cathode
Filteration
18. Determines how a substance will behave in a chemical reaction
Catalyst
Control rod
Analysis
Chemical property
19. 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
Chain reaction
Amino acid
Basic anhydride
Covalent bonding
20. 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
Emulsifying agent
Density
Chemical property
Electron volt
21. A substance used to remove the excess chlorine in the bleaching process
Colloids
Antichlor
Absolute temperature
Calorimeter
22. Negatively charged particle - Mass is 9.109x10(-28)
Electron
Fixation of nitrogen
Electroplating
Anhydrous
23. Temperature measured on the absolute scale - which has its origin at absolute zero
Electron volt
Absolute temperature
Dehydrating agent
Deuterium
24. The rapid escape of excess gas that has been dissolved into a liquid
Atomic mass
Binary
Effervescence
Double bond
25. Loss by a substance of its water of hydration on exposure to air at ordinary temperatures
Colloids
Control rod
Alloy
Efflorescence
26. The average mass of a number; bottom number on the element
Atomic mass
Effusion
Ester
Calorimeter
27. Referring to a hydroxide that may have either acidic or basic properties - depending on the substance with which it reacts
Dipole-dipole attraction
Carbon dating
distillation
Amphoteric
28. To take water from a substance
Chemical property
Destructive distillation
Dehydrate
Analysis
29. An ion or particle that has a negative charge and thus is attracted to a positively charged anode
Anion
Dry ice
Chain reaction
Catalyst
30. Absorbtion by a substance of water from the air - so that the substance becomes wet
Anhydride
Deliquesence
Dipole-dipole attraction
Equation
31. Capable of being drawn into a thing wire
Base
Displacement
Ductile
Electrode potential
32. The difference in potential between an electrode and the solution in which it is immpesed
Calorimeter
Electrode potential
Buffer
Atom
33. Rod of certain metal such as cadmium - which controls the speed of the chain reaction by absorbing neutrons in a nuclear reactor
Control rod
Condensation
Chain reaction
Bond energy
34. Organic compound formed by dehydrating oxidized alcohol; contains the characteristic - CHO group
Covalent bonding
Aldehyde
Displacement
Activation energy
35. 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
Dry ice
Atomic radius
Acidic anhydride
Alpha particles
36. Process of heating an organic substance - such as coal - in the absence of air to break it down into solid and volatile products
Atom
Electron
Destructive distillation
eudiometer
37. A chance that alters the atomic structures of the substances involved and results in different properties
Fahrenheit scale
Density
Boiling point
Chemical change
38. Containing no water
Compound
Double displacement
Fahrenheit scale
Anhydrous
39. Particles larger than those found in a solution but smaller than those in a suspension
Colloids
distillation
Electroplating
Alkali
40. The minimum energy necessary to start a reaction
Activation energy
Electrode
Electron
Analysis
41. The breaking down of a compound into two or more simpler substances
Electronegativity
Analysis
Alkyl
Base
42. The flow of a gas through a small aperture
Colligative propery
Beta particles
Electron
Effusion
43. The number of molecules in 1 gram-molecular volume of a substance - or the number of atoms in 1 gram-atomic mass of an element 6.02 x 10(-27)
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44. Organic compound containing the -O- group
Double displacement
Element
Ether
Amphoteric
45. 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
Alloy
Acid
Atom
Celsius scale
46. The temperature above which no gas can be liquefied - regardless of the pressure applied
Ductile
Chemical property
Cyclotron
Critical temperature
47. Ethyl alcohol that has been poisoned in order to produce a cheaper alcohol for industrial purposes
Atomic number
Denatured alcohol
Deuterium
Cathode
48. Referring to a compound composed of two elements such as water
Binary
Cation
Effusion
Electrolysis
49. Positively charged helium nuclei
Control rod
Alpha particles
Dew point
Double bond
50. A temperature scale divided into 100 equal divisions and based on water freezing at 0 degress and boiling at 100 degrees
Effervescence
Celsius scale
Electrolyte
Acid salt