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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 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)
Dehydrate
Activated Charcoal
Anhydride
Acid
2. Forms of the same element that differ in their crystalline structures
eudiometer
Allotropic forms
Dissociation (ionic)
Covalent bonding
3. A specially treated and finely divided form of carbon - which possesses a high degree of absorbtion
Covalent bonding
Bonding
Binary
Activated Charcoal
4. Streams of electrons given off by the cathode of a vacuum tube
Alkaline
Electrode potential
Cathode rays
distillation
5. Heat content of a chemical system
Breeder reactor
Density
Enthalpy
Dehydrate
6. 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
Amine
Amino acid
Filteration
Brownian movement
7. One of the building blacks matter is composed of - only one type of atom; cannot be further decomposed
Alkaline
Element
Entropy
Fahrenheit scale
8. Graduated glass tube into which gases are placed and subjected to an electric spark; measures the individual volumes of combining gases
Calorimeter
eudiometer
Crystalline
Equation
9. A terminal of an electrolytic cell
Bonding
Electrode
Atomic number
adsorbtion
10. A cell in which electrolysis is carried out
Equation
Electrolytic cell
Deliquesence
Alkaline
11. A chance that alters the atomic structures of the substances involved and results in different properties
Empirical formula
Aromatic compound
Cathode rays
Chemical change
12. Top number on periodic table - The number of protons in the nucleus - The number of electrons in an atom
Calorie
Compound
Atomic number
Acid
13. Isotope of hydrogen - sometimes called heavy hydrogen - with an atomic weight of 2
Anion
Actinide series
Dew point
Deuterium
14. The smallest amount of fissionable material that will sustain a chain reaction
Cathode
Critical mass
Endothermic
Cation
15. The breaking down of a compound into two or more simpler substances
Dew point
Analysis
Electrode
Activated Charcoal
16. Nuclear reaction that releases energy because of the splitting of large nuclei into smaller ones
Fission
Celsius scale
Empirical formula
Critical temperature
17. Covalence in which both electrons in a pair come from the same atom
Anhydride
Coordinate covalence
Alpha particles
Dew point
18. Loss by a substance of its water of hydration on exposure to air at ordinary temperatures
Electron volt
Calorimeter
Cathode rays
Efflorescence
19. An ion or particle that has a negative charge and thus is attracted to a positively charged anode
Amphoteric
Anion
Control rod
Displacement
20. A compound such as CH3NH2 - derived from ammonia by substituting one or more hydro-carbon radicals for hydrogen atoms
Absolute temperature
Electron
Amine
Dehydrating agent
21. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Anhydrous
Electrolysis
Actinide series
Flux
22. Breaking down of a compound into simpler substances or constituent elements
Flux
Calorie
Decomposition
Amine
23. A substance composed of two or more metals - which are intimately mixed; usually made by melting the metals together
Alloy
Cation
Amorphous
Fallout
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
Calorimeter
Control rod
Atomic radius
Density
25. High=speed - negatively charged electrons emitted in radiations
Esterification
Acid salt
Flux
Beta particles
26. Referring to a hydroxide that may have either acidic or basic properties - depending on the substance with which it reacts
Amphoteric
Atmosphere
Equilibrium
Basic anhydride
27. The difference in potential between an electrode and the solution in which it is immpesed
Electrode potential
Electronegativity
Ductile
Acid salt
28. The process of taking up by capillary - osmotic - chemical - or solvent action - as a sponge absorbs water
Colligative propery
Crystalline
Absorption
Atomic number
29. A chemical action in which both heat and light are given off
Anhydrous
Combustion
Analysis
Anhydride
30. 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
Electrolytic cell
Electroplating
Endothermic
erg
31. Organic compound formed by dehydrating oxidized alcohol; contains the characteristic - CHO group
Cation
Aldehyde
Allotropic forms
adsorbtion
32. A change by which an element takes the place of another element in a compound
Double bond
Deliquesence
Equation
Displacement
33. Solid carbon dioxide
Activated Charcoal
Critical temperature
Chain reaction
Dry ice
34. The process by which suspended matter is removed from a liquid by passing the liquid through a porous material
Filteration
Electrolysis
Equation
Basic anhydride
35. 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
Electron volt
chemistry
Endothermic
Effusion
36. Process of heating an organic substance - such as coal - in the absence of air to break it down into solid and volatile products
Destructive distillation
Basic anhydride
Electrolytic cell
Barometer
37. A salt formed by replacing part of the hydrogen ions of a dibasic or tribasic acid with metallic ions - Examples: NaHSO4 - NaH2PO4
Actinide series
distillation
Denatured alcohol
Acid salt
38. The smallest particle of an element that retains the properties of that element and can enter into a chemical reaction
Atom
Compound
Entropy
Amphoteric
39. The process whereby gases or liquids intermingle freely of their own accord
Electrolysis
Diffusion
Anhydrous
Effervescence
40. Substance that - when added to a solution - makes changing the pH of the solution more difficule
Amphoteric
Bonding
Buffer
Basic anhydride
41. 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
Atomic radius
Chemical change
Breeder reactor
42. Organic compound containing the -O- group
Ductile
Crystallization
Chemical change
Ether
43. Substance that takes water from another substance
Dehydrating agent
Density
Element
Calorimeter
44. The point in a reversible reaction at which the forward reaction is occurring at the same rate as the opposing reaction
Einstein equation
Equilibrium
Bonding
Denatured alcohol
45. 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
Amino acid
Bonding
Cathode rays
Entropy
46. Ethyl alcohol that has been poisoned in order to produce a cheaper alcohol for industrial purposes
Denatured alcohol
Amino acid
Cation
Electrolysis
47. The measure of disorder in a system
Enthalpy
Effervescence
Electrolysis
Entropy
48. A substituent obtained from a saturated hydrocarbon by removing one hydrogen atom -Examples: methyl(CH3) ethyl(C2H5)
Electronegativity
Atomic number
Alkyl
Control rod
49. E=mc2 - relates mass to energy
adsorbtion
Einstein equation
Entropy
Ductile
50. 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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