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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. A chance that alters the atomic structures of the substances involved and results in different properties
Chemical change
Electrolysis
Alpha particles
Crystalline
2. Temperature scale that has 32 as freezing point and 212 as boiling point
Celsius scale
Acidic anhydride
Fahrenheit scale
Electrolyte
3. Forms of the same element that differ in their crystalline structures
Energy
Fallout
Avagadro's number
Allotropic forms
4. The average mass of a number; bottom number on the element
Atomic mass
Filteration
Anhydrous
Acidic anhydride
5. 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
Einstein equation
Amino acid
Colligative propery
Brownian movement
6. To take water from a substance
Cyclotron
Dehydrate
Fallout
Crystalline
7. The union of atoms to form compounds or molecules by filling their outer shells of electonrs. This can be done through giving and taking electrons (ionic) or by sharing electrons
Dew point
Bonding
Displacement
Calorie
8. Top number on periodic table - The number of protons in the nucleus - The number of electrons in an atom
Exothermic
Breeder reactor
Crystallization
Atomic number
9. A salt formed by replacing part of the hydrogen ions of a dibasic or tribasic acid with metallic ions - Examples: NaHSO4 - NaH2PO4
Electron
Diffusion
erg
Acid salt
10. A substance used to remove the excess chlorine in the bleaching process
Antichlor
Breeder reactor
Alkaline
Activated Charcoal
11. The measure of disorder in a system
Entropy
Electrolysis
Chemical change
Cation
12. A device used to accelerate charged particles to high energies for bombarding the nuclei of atoms
Cyclotron
Alkali
Bonding
Dissociation (ionic)
13. Referring to a hydroxide that may have either acidic or basic properties - depending on the substance with which it reacts
Carbon dating
Amphoteric
Fahrenheit scale
Brownian movement
14. Chemical reaction between an alcohol and an acid - in which an ester is formed
Esterification
Acid salt
Alkaline
Absolute temperature
15. 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
Analysis
Atomic radius
Emulsifying agent
Effervescence
16. A water wolution that contains an excess of hydroxide ions; a proton acceptor; a base turns litmus paper blue and neutralizes acids to form salts
chemistry
Base
Electrolysis
Double displacement
17. Graduated glass tube into which gases are placed and subjected to an electric spark; measures the individual volumes of combining gases
Filteration
eudiometer
Energy
Cyclotron
18. The process of first vaporizing a liquid and then condensing the vapor back into a liquid - leaving behind the nonvolatile impurities
distillation
Emulsion
Catalyst
Dehydrating agent
19. Separation of the ions of an ionic compound due to the action of a solvent
Atom
Energy
Diffusion
Dissociation (ionic)
20. Temperature measured on the absolute scale - which has its origin at absolute zero
Fission
Dialysis
Avagadro's number
Absolute temperature
21. 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)
Catalyst
Atomic number
Covalent bonding
Anhydride
22. The point in a reversible reaction at which the forward reaction is occurring at the same rate as the opposing reaction
Dissociation (ionic)
Equilibrium
Chain reaction
Atmosphere
23. A temperature scale divided into 100 equal divisions and based on water freezing at 0 degress and boiling at 100 degrees
Bonding
Anhydrous
Celsius scale
Critical mass
24. Process for converting atmospheric nitrogen into compounds
Dehydrating agent
Fixation of nitrogen
Efflorescence
distillation
25. An organic salt formed by the reaction of an alcohol with an acid
Colloids
Ester
eudiometer
Brownian movement
26. A bond between atoms involving two electron pairs - unsaturated
Effusion
Dry ice
Binary
Double bond
27. A metallic oxide that forms a base when placed in water
Filteration
Basic anhydride
Colligative propery
Electrode
28. A liquid that will conduct and electric current
Dissociation (ionic)
Electrolyte
Alkali
Effusion
29. An instrument used to measure the amount of heat liberated or absorbed during a change
Calorimeter
Element
Fission
Brownian movement
30. Ethyl alcohol that has been poisoned in order to produce a cheaper alcohol for industrial purposes
Denatured alcohol
Absolute temperature
Alpha particles
Brownian movement
31. Organic compound formed by dehydrating oxidized alcohol; contains the characteristic - CHO group
Fission
Critical mass
Aldehyde
Enthalpy
32. Usually - a strong base - such as Sodium hydroxide - potassium hydroxide
Alkali
Deuterium
Deliquesence
Colloids
33. One of the building blacks matter is composed of - only one type of atom; cannot be further decomposed
Dipole-dipole attraction
Displacement
Crystallization
Element
34. 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
Covalent bonding
Absorption
Critical temperature
35. Shorthand method of showing the changes that take place in a chemical reaction
Ester
Dew point
Cyclotron
Equation
36. Loss by a substance of its water of hydration on exposure to air at ordinary temperatures
adsorbtion
Amine
Boiling point
Efflorescence
37. Solid carbon dioxide
Dry ice
Analysis
Deliquesence
Equation
38. The process by which suspended matter is removed from a liquid by passing the liquid through a porous material
Filteration
Denatured alcohol
Fixation of nitrogen
Dipole-dipole attraction
39. 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
Deuterium
Antichlor
Electronegativity
Equation
40. The flow of a gas through a small aperture
Alkali
Buffer
Electroplating
Effusion
41. The series of radioactive elements starting with actinium - No. 89 - and ending with lawrencium - No. 103
Alcohol
Energy
Actinide series
Effervescence
42. 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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43. An ion that has a positive charge
Destructive distillation
Cation
Efflorescence
Ether
44. Heat content of a chemical system
Energy
Flux
Effervescence
Enthalpy
45. The smallest particle of an element that retains the properties of that element and can enter into a chemical reaction
Atom
Boiling point
Effusion
Electrode potential
46. Having definite molecular or ionic structure
Entropy
Aldehyde
Atomic number
Crystalline
47. The process of separating the ions in a compound by means of electrically charged poles
Flux
Denatured alcohol
Electrolysis
Ester
48. Referring to any substance that has basic properties
Absorption
Exothermic
Alkaline
Denatured alcohol
49. A compound whose basic structure contains the benzene ring; it usually has an odor
Colloids
Aromatic compound
Atomic radius
Calorimeter
50. An instrument - invented by Toricelli in 1643 - used for measuring atmospheric pressure
Density
Dialysis
Barometer
Electroplating