Intro Test Review

Intro Test Review

Define:Review-Matter Test name______; P___


2)Quantitative observations-______

3)Qualitative observations-______



6)Intensive property-______

7)Extensive property-______




11)Pure substance-______

12)Element -______




16)Heterogeneous mixture-______

17)Homogeneous mixture-______

18)List and define the 6 branches of Chemistry







19)Classify as physical change(p) or chemical change(c): boiling___, cooking___, burning___, dissolving___, Rusting___, melting___,evaporating___, bleaching___, decomposing___, rotting___, subliming___, tearing__

20)6 signs of a chem. rxn:______,______,______,______,______,______

21)Classify as physical property(p) or chemical property (c) of a substance: melting point___, rusts___,

color___, reacts w/ acid___, boiling point___, density___,decomposes___, texture___, oxidizes___

22)2 types of pure substances-______, ______

23)2 types of mixtures-______, ______

24)Classify as element, compound, heterogeneous(HE) or homogeneous(HO) mixture

  1. Oxygen (O2):______
  2. Air:______
  3. Carbon dioxide(CO2):______
  4. Orange juice:______
  5. Soda:______
  6. Gold(Au):______
  7. pure water (H2O) :______
  8. Salad:______
  9. Milk:______

25) Compare the 3 basic states of matter: / solid / liquid / gas
fixed shape (yes/no)
fixed volume (yes/no)
flows (yes/no)
compressible (yes/no)
arrangement (orderly/random)
molecular proximity (very close, close, far apart)
molecular motion (slow, faster, fastest)
intermolecular attraction (almost none, greater, greatest)

26)Indicate the phase(state) changes:

a)a liquid changing into a gas is ______: a gas changing into a liquid is ______

b)a solid changing into a liquid is ______: a liquid changing into a solid is ______

c)a solid changing into a gas is ______: a gas changing into a solid is ______

Review-Matter Test name______; P___

27)boiling point is______

28)condensation point is ______

29)melting point is______

30)freezing point is______

31)Indicate the state (or state change) and explain what happens to the temperature of a substance as it goes from a solid to a gas in terms of kinetic molecular theory:

From A to B:______

From B to C:______

From C to D:______

From D to E:______

From E to F:______

32)Differentiate between solutions, colloids, and suspensions: / Solution / Colloid / Suspension
particle size
particles are visible with a microscope (yes/no)
Tyndall Effect (yes/no)
mixture type (HE/HO)

33)______mixtures are uniform; ______mixtures are non-uniform.

34)The ______effect is the scattering of light as a light beam passes through a colloid.

35)A/n ______is a homogeneous mixture of two or more metals.

36)There are two parts of a solution.The ______is the dissolving agent; the ______is the dissolved.

37)Classify as solution, alloy, colloid or suspension: brass:______, fog:______, tea:______, Gatorade:______, 14K gold:______, Italian salad dressing: ______, jello:______

38)______is the ability of a substance to dissolve in another at a given temperature and pressure.

39)______solutions contain the maximum amount of solute dissolved at a given temperature;

______solutionshaveless than max amount of dissolved soluteat a given temperature;

______solutions havegreater than max amount of solute dissolvedat a given temperature.

40)What is the solubility of KCl at 80°C?______

41)What temp will 80gKNO3 dissolve in 100gH2O? ______

42) What 2 salts have the same solubility at 72°C? ______

43)Is 80g KClO3/100gH2O @ 30°C saturated, unsaturated, or supersaturated?______

44)A saturated NH4Cl solution is prepared at 90⁰C with 100mL H2O. How many grams of solute will precipitate out if cooled to 50⁰C?______

45)Which salt’s solubility is least affected by temperature? ______

46)______ionize in sol’n and conduct electricity; ______don’t ionize thus don’t conduct.

47)“Like dissolves like” means polar substances dissolve ______substances; nonpolar dissolves ______.

48)______liquids mix; ______liquids do not mix. Polar and nonpolar substances are ______.