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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. The smallest particle of an element that retains the properties of that element and can enter into a chemical reaction
Atomic number
Breeder reactor
Cation
Atom
2. A compound whose basic structure contains the benzene ring; it usually has an odor
Dipole-dipole attraction
Calorimeter
Efflorescence
Aromatic compound
3. 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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4. A substance that speeds up or slows down a reaction without being permanently changed itself
Catalyst
Electrode potential
Binary
Deuterium
5. Residual radioactivity from an atmospheric nuclear test - eventually settles on the surface of the earth
Fallout
Boiling point
Chemical change
Activation energy
6. Ethyl alcohol that has been poisoned in order to produce a cheaper alcohol for industrial purposes
Denatured alcohol
Density
Covalent bonding
Celsius scale
7. The difference in potential between an electrode and the solution in which it is immpesed
Double displacement
Electron volt
Electrode potential
Einstein equation
8. The process of separating the ions in a compound by means of electrically charged poles
Electrolysis
Atomic radius
Coordinate covalence
Fahrenheit scale
9. 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)
Anion
Cation
Acidic anhydride
Anhydride
10. An instrument - invented by Toricelli in 1643 - used for measuring atmospheric pressure
Fallout
Catalyst
Atomic mass
Barometer
11. Organic compound formed by dehydrating oxidized alcohol; contains the characteristic - CHO group
Double displacement
Denatured alcohol
Combustion
Aldehyde
12. 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
Bonding
Coordinate covalence
Celsius scale
Amino acid
13. Capacity to do work
Amino acid
Anhydrous
Breeder reactor
Energy
14. Having no definite crystalline structure
Alkaline
Double bond
Amorphous
Colligative propery
15. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Anhydrous
Brownian movement
Flux
Anhydride
16. Science concerned with the compositions of substances and the changes that they undergo
Electroplating
Barometer
Activated Charcoal
chemistry
17. A bond between atoms involving two electron pairs - unsaturated
Endothermic
Atom
Double bond
Atomic number
18. Absorbtion by a substance of water from the air - so that the substance becomes wet
Deliquesence
Double bond
Acid salt
Condensation
19. A temperature scale divided into 100 equal divisions and based on water freezing at 0 degress and boiling at 100 degrees
Celsius scale
Diffusion
Base
Fission
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
Combustion
Aromatic compound
Electron volt
Electrolysis
21. A cell in which electrolysis is carried out
Electrolytic cell
Flux
Carbon dating
Electroplating
22. A unit of heat; the amount of heat needed to raise the temperature of 1 gram of water 1 degree on the celcius scale
Calorie
Base
Double displacement
Destructive distillation
23. The electrode in an electrolytic cell that is negatively charged and attracts positive ions
Electron
Flux
Cathode
Electrolytic cell
24. Substance that - when added to a solution - makes changing the pH of the solution more difficule
Fission
Carbon dating
Buffer
eudiometer
25. Temperature measured on the absolute scale - which has its origin at absolute zero
Breeder reactor
Condensation
Avagadro's number
Absolute temperature
26. The process of forming definitely shaped crystals when water is evaporated from a solution of the substance
Destructive distillation
Aromatic compound
Colligative propery
Crystallization
27. 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
Alkali
Dew point
Colligative propery
Electronegativity
28. The breaking down of a compound into two or more simpler substances
Analysis
eudiometer
Deuterium
Dialysis
29. Referring to any substance that has basic properties
Atomic mass
Cyclotron
Anhydrous
Alkaline
30. A change by which an element takes the place of another element in a compound
Displacement
Chemical change
Einstein equation
Cathode rays
31. The temperature above which no gas can be liquefied - regardless of the pressure applied
Atom
Acidic anhydride
Critical temperature
Fission
32. Depositing a thin layer of metallic element on the surface of another metal by electrolysis
Acid salt
Electroplating
Amorphous
Denatured alcohol
33. A. change from gas to liquid B. the combination of molecules without water
Anhydrous
Condensation
Equation
Amphoteric
34. A substance used to remove the excess chlorine in the bleaching process
Antichlor
Dew point
Anion
Alkali
35. Covalence in which both electrons in a pair come from the same atom
Cyclotron
Coordinate covalence
Absolute temperature
Diffusion
36. Substance that takes water from another substance
Fahrenheit scale
Dehydrating agent
Destructive distillation
Binary
37. Graduated glass tube into which gases are placed and subjected to an electric spark; measures the individual volumes of combining gases
eudiometer
Filteration
Celsius scale
Amorphous
38. Heat content of a chemical system
distillation
Enthalpy
chemistry
Density
39. Forms of the same element that differ in their crystalline structures
Allotropic forms
Alcohol
Decomposition
Atom
40. 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
Activation energy
Cyclotron
Critical temperature
41. A device used to accelerate charged particles to high energies for bombarding the nuclei of atoms
Cyclotron
Effervescence
Celsius scale
Electrode potential
42. The process by which suspended matter is removed from a liquid by passing the liquid through a porous material
Empirical formula
Density
Dehydrate
Filteration
43. An instrument used to measure the amount of heat liberated or absorbed during a change
Filteration
Calorie
Crystallization
Calorimeter
44. The process of first vaporizing a liquid and then condensing the vapor back into a liquid - leaving behind the nonvolatile impurities
distillation
Esterification
Atmosphere
Combustion
45. Referring to a hydroxide that may have either acidic or basic properties - depending on the substance with which it reacts
Energy
Deliquesence
Amphoteric
Alkyl
46. Determines how a substance will behave in a chemical reaction
Chemical property
Dissociation (ionic)
Electronegativity
Einstein equation
47. Loss by a substance of its water of hydration on exposure to air at ordinary temperatures
Efflorescence
Electron volt
Decomposition
Activation energy
48. Particles larger than those found in a solution but smaller than those in a suspension
Carbon dating
Dry ice
Cathode
Colloids
49. Isotope of hydrogen - sometimes called heavy hydrogen - with an atomic weight of 2
Double bond
Celsius scale
Deuterium
Ester
50. 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
Aldehyde
Deuterium
Colligative propery
Acid