Make your own free website on Tripod.com
"); document.writeln("Name: " + studentName + "
"); document.write("Score: " + numCorrect + " / " + numPossible + " (" + scorePercent + "%)"); if (numSubjective > 0) { document.write("     [" + numSubjective + " subjective "); if (numSubjective == 1) document.write("question"); else document.write("questions"); document.write(" not graded]"); } document.writeln("

"); document.writeln("
" + titleString + "

"); document.writeln(""); currentInstruction = 0; currentNarrative = 0; for (i=0; i < numQuestions; ++i) { if (currentInstruction < numInstructions) { if (instructionIndex[currentInstruction] == i) { document.writeln(""); ++currentInstruction; } } if (currentNarrative < numNarratives) { if (narrativeIndex[currentNarrative] == i) { document.writeln(""); ++currentNarrative; } } document.writeln(""); document.writeln(""); document.writeln(""); document.writeln(""); } document.writeln("

"); document.writeln(instructionText[currentInstruction]); document.writeln("
 
"); document.writeln("
"); document.writeln(narrativeText[currentNarrative]); document.writeln("
 
"); document.writeln("
" + prefixText[i] + "

" + numberText[i] + " 

" + questionText[i]); document.writeln("

"); document.writeln(""); if (listMap.charAt(i) != "1") { document.writeln(""); document.writeln(""); } document.writeln(""); document.writeln(""); if (showNotes) { document.writeln(""); document.writeln(""); } if (showRef) { document.writeln(""); document.writeln(""); } document.writeln("

RESPONSE: 

" + responseText[i] + "

ANSWER: 

" + answerText[i] + "

NOTES: 

" + notesText[i] + "

REF: 

" + refText[i] + "
"); document.writeln("
 
"); document.writeln("
"); document.writeln(""); document.writeln(""); document.write(""); document.writeln("
 
"); document.writeln("Retake Test"); document.write(""); document.writeln("Help"); document.writeln("
"); document.writeln(""); document.writeln(""); document.close(); return(false); } function GetResponse(answerIndex, answer) { var listIndex; var responseText; if (listMap.charAt(answerIndex) == "1") { listIndex = answer.selectedIndex; responseText = answer.options[listIndex].text; } else responseText = answer.value; return(responseText); } function ScoreAnswer(answerIndex, responseText) { var listIndex; var answerText; answerText = ansMap[answerIndex]; if (qtypeMap.charAt(answerIndex) == "4") return(NumericCompare(responseText, answerText)); else if (qtypeMap.charAt(answerIndex) == "5") return(MultiCompare(responseText, answerText)); else if (responseText.toUpperCase() == answerText.toUpperCase()) return(true); else return(false); } function BuildPrefixText(answerIndex, responseText, isCorrect) { var text; var listIndex; text = "
"
		if (isCorrect)
			text += ""
		else
			text += ""

		if (listMap.charAt(answerIndex) == "1") {
			if (responseText.length == 0)
				responseText = " ";
			text += " " + responseText + " ";
		}

		text += "
" return(text); } function StripSpaces(s) { var len; var i; len = s.length; for (i=len - 1; i >= 0 && s.charAt(i) == " "; --i) len = i; if (len == 0) s = ""; else if (len != s.length) s = s.substring(0, len); return(s); } function TranslateHtmlString(text) { var newText; var replaceString; var position; var length; var breakPos; var skipExtra; var i; newText = ""; position = 0; length = text.length; while (position < length) { skipExtra = 0; breakPos = -1; for (i=position; i < length && breakPos < 0; ++i) { switch(text.charAt(i)) { case '>': replaceString = ">"; breakPos = i; break; case '<': replaceString = "<"; breakPos = i; break; case '&': replaceString = "&"; breakPos = i; break; case '\r': if ((i + 1) < length && text.charAt(i + 1) == '\n') skipExtra = 1; replaceString = "
"; breakPos = i; break; case '\n': replaceString = "
"; breakPos = i; break; case ' ': if ((i + 1 < length) && text.charAt(i + 1) == ' ') { replaceString = " "; breakPos = i; } break; } } if (breakPos < 0) { newText += text.substring(position, length); position = length; } else { if (breakPos > position) newText += text.substring(position, breakPos); newText += replaceString; position = breakPos + 1 + skipExtra; } } return(newText); } function FixMCNotes(notesText, studentText) { var displayText; var searchText; var upperNotes; var charCode; var startIndex; var endIndex; displayText = ""; if (studentText.length > 0 && notesText.length > 0) { upperNotes = notesText.toUpperCase(); studentText = studentText.toUpperCase(); charCode = studentText.charCodeAt(0); searchText = "/" + String.fromCharCode(charCode) + "/"; startIndex = upperNotes.indexOf(searchText); if (startIndex >= 0) { startIndex += searchText.length; searchText = "/" + String.fromCharCode(charCode + 1) + "/"; endIndex = upperNotes.indexOf(searchText, startIndex); if (endIndex < startIndex) endIndex = notesText.length; displayText = notesText.substring(startIndex, endIndex); } else if (notesText.charAt(0) != "/") displayText = notesText; } return(displayText); } function NumericCompare(s1, s2) { var s1Sign; var s2Sign; var tempString; var decimalCount; var decimalPos; var numToDelete; var len; var ch; var i; s1.toUpperCase(); s2.toUpperCase(); if (s1 == s2) return(true); else { s1Sign = 1; s2Sign = 1; tempString = ""; for (i=0; i < s1.length; ++i) { ch = s1.charAt(i); if (ch == "-" && tempString.length == 0) s1Sign = -1; else if ((ch >= "0" && ch <= "9") || ch == ".") tempString += ch; } s1 = tempString; decimalCount = 0; decimalPos = -1; for (i=0; i < s1.length; ++i) { if (s1.charAt(i) == '.') { ++decimalCount; if (decimalPos < 0) decimalPos = i; } } if (decimalCount == 1 && decimalPos >= 0) { len = s1.length; for (i=len - 1; i >= decimalPos; --i) { if (i == decimalPos || s1.charAt(i) == '0') len = i; else break; } if (len < s1.length) s1 = s1.substring(0, len); if (s1.length == 0) s1 = "0"; } numToDelete = 0; for (i=0; i < s1.length; ++i) { if (s1.charAt(i) == "0") ++numToDelete; else break; } if (numToDelete > 0) { if (numToDelete == s1.length) --numToDelete; if (numToDelete > 0) s1 = s1.substring(numToDelete); } ///////////////////////////////////////////// tempString = ""; for (i=0; i < s2.length; ++i) { ch = s2.charAt(i); if (ch == "-" && tempString.length == 0) s2Sign = -1; else if ((ch >= "0" && ch <= "9") || ch == ".") tempString += ch; } s2 = tempString; decimalCount = 0; decimalPos = -1; for (i=0; i < s2.length; ++i) { if (s2.charAt(i) == '.') { ++decimalCount; if (decimalPos < 0) decimalPos = i; } } if (decimalCount == 1 && decimalPos >= 0) { len = s2.length; for (i=len - 1; i >= decimalPos; --i) { if (i == decimalPos || s2.charAt(i) == '0') len = i; else break; } if (len < s2.length) s2 = s2.substring(0, len); if (s2.length == 0) s2 = "0"; } numToDelete = 0; for (i=0; i < s2.length; ++i) { if (s2.charAt(i) == "0") ++numToDelete; else break; } if (numToDelete > 0) { if (numToDelete == s2.length) --numToDelete; if (numToDelete > 0) s2 = s2.substring(numToDelete); } if (s1Sign == s2Sign && s1 == s2) return(true); } return(false); } function MultiCompare(responseText, answerText) { var startIndex; var endIndex; var partialText; responseText = responseText.toUpperCase(); answerText = answerText.toUpperCase(); startIndex = 0; do { endIndex = answerText.indexOf("\r", startIndex); if (endIndex < 0) partialText = answerText.substring(startIndex); else partialText = answerText.substring(startIndex, endIndex); if (responseText == partialText) return(true); startIndex = endIndex + 1; } while (endIndex > 0); return(false); } function FixMTF(f) { var text; var letter; var theList; var listIndex; var number; var i; for (i=0; i < f.length; ++i) { if (f.elements[i].name.indexOf("MTF:") == 0) { number = parseInt(f.elements[i].name.substring(4), 10); theList = f["MTF-" + number + "-1"]; if (theList) { listIndex = theList.selectedIndex; letter = theList.options[listIndex].text; } else letter = ""; text = StripSpaces(f["MTF-" + number + "-2"].value); if (text == "") f.elements[i].value = letter; else f.elements[i].value = letter + "," + text; } } } function AllowReset() { return(window.confirm("Do you want to clear all of your answers?")); } // -->
 
Name: 
 

Part 3 Final Exam



Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

1. 

Three examples of physical change are _____.
a.
boiling of water, bursting a balloon, and melting a candle
b.
burning of gasoline, rotting of an egg, and exploding fireworks
c.
freezing of water, evaporation of gasoline, and rusting a nail
d.
sawing of wood, crushing a can, and toasting a marshmallow
 

2. 

_____ is a substance.
a.
Lemonade
c.
Seawater
b.
Soil
d.
Steam
 

3. 

The color of ink is a _____.
a.
chemical change
c.
physical change
b.
chemical property
d.
physical property
 

4. 

Smoke is an example of a _____.
a.
colloid
b.
mixture
c.
solution
d.
substance
e.
suspension
 

5. 

_____ is another name for a homogeneous mixture.
a.
Liquid
c.
Substance
b.
Solution
d.
Suspension
 

6. 

When two or more substances are combined so each substance maintains its own properties, the result is _____.
a.
a chemical change
c.
an element
b.
a compound
d.
a mixture
 

7. 

_____ is NOT homogeneous.
a.
A compound
c.
A solution
b.
An element
d.
A suspension
 

8. 

Each inner energy level of an atom has maximum numbers of _____ it can hold.
a.
electrons
c.
quarks
b.
neutrons
d.
protons
 

9. 

Dot diagrams are used to represent _____.
a.
atomic numbers
b.
atomic mass
c.
isotopes
d.
outer electrons
e.
the structure of the nucleus
 

10. 

Particles of matter that make up protons and neutrons are _____.
a.
electrons
c.
quarks
b.
isotopes
d.
atoms
 

11. 

A chemical symbol represents the _____ of an element.
a.
name
b.
reaction
c.
group
d.
structure
e.
type
 

12. 

Horizontal rows of the periodic table are called _____.
a.
clusters
b.
families
c.
groups
d.
periods
e.
quarks
 

13. 

Atoms of the same element with different numbers of neutrons are called _____.
a.
isotopes
b.
metals
c.
metalloids
d.
radioactive
e.
transition elements
 

14. 

A particle that moves around the nucleus is _____.
a.
an electron
b.
an ion
c.
a neutron
d.
a quark
e.
a proton
 

15. 

Elements in Groups 3 through 12 of the periodic table are called _____.
a.
isotopes
b.
metalloids
c.
metals
d.
noble gases
e.
transition elements
 

16. 

A certain atom has 26 protons, 26 electrons, and 30 neutrons. Its mass number is _____.
a.
26
b.
30
c.
52
d.
56
e.
82
 

17. 

In a chemical formula, the ratio of atoms in the compound is shown by numbers called _____.
a.
hydrates
b.
chemical symbols
c.
oxidation numbers
d.
subscripts
e.
superscripts
 

18. 

A group of atoms that acts together as one charged atom is a _____.
a.
crystal
c.
negative ion
b.
molecule
d.
polyatomic ion
 

19. 

The elements that make up a compound and the ratios of the atoms of those elements can be shown in a _____.
a.
chemical formula
c.
subscript
b.
chemical symbol
d.
superscript
 

20. 

A chemical bond that occurs when atoms share electrons is _____ bond.
a.
a covalent
c.
a magnetic
b.
an ionic
d.
a polyatomic
 

21. 

The name given to the combining ability of an atom is _____.
a.
atomic mass
c.
ionic number
b.
atomic number
d.
oxidation number
 

22. 

The sum of the oxidation numbers in a neutral compound is _____.
a.
a negative number
c.
a positive number
b.
one
d.
zero
 

23. 

The oxidation number of an atom is shown with a _____.
a.
negative number
c.
subscript
b.
positive number
d.
superscript
 

24. 

Which of the following correctly shows the formula for a hydrate?
a.
H2O
c.
MgSO4(H2O)7
b.
H2O2
d.
MgSO4 · 7H2O
 

25. 

How many electrons are needed in the outer energy levels of most atoms for the atom to be chemically stable?
a.
2
b.
4
c.
6
d.
8
e.
10
 

26. 

What kind of chemical bond is formed when electrons are transferred from atom to atom?
a.
covalent
c.
ionic
b.
hydrate
d.
magnetic
 

27. 

What is the total number of atoms in the compound Ca(ClO3)2?
a.
2
b.
3
c.
5
d.
6
e.
9
 

28. 

How many hydrogen atoms are present in one molecule of ammonium acetate, NH4C2H3O2?
a.
3
b.
4
c.
7
d.
11
e.
12
 

29. 

What is the name of the compound with the formula NaCl?
a.
chlorine sodiate
c.
sodium chloride
b.
sodium chlorate
d.
sodium dichloride
 

30. 

Why do the noble gases NOT form compounds readily?
a.
They have empty outer energy levels.
b.
They have no electrons.
c.
They have seven electrons in the outer energy levels.
d.
Their outer energy levels are completely filled with electrons.
 

31. 

What is the ratio of potassium atoms to oxygen atoms in a binary compound made from these two elements?
a.
1:1
b.
1:2
c.
1:3
d.
2:1
e.
3:1
 

32. 

What is the name of a binary compound made up of lithium and chlorine?
a.
chlorine lithiate
c.
lithium chloride
b.
chlorine lithium
d.
lithium chlorate
 

33. 

Which of the following is the correct formula for magnesium nitrate?
a.
MgNO3
c.
Mg(NO3)2
b.
Mg2NO3
d.
Mg2(NO3)2
 

34. 

What is the charge of phosphate in K3PO4?
a.
7-
b.
3-
c.
1+
d.
5+
e.
4+
 

35. 

What is the correct name for K2SO4?
a.
potassium disulfide
c.
potassium sulfide
b.
potassium sulfate
d.
potassium(II) sulfate
 

36. 

What is the correct formula for magnesium oxide?
a.
MgO
c.
Mg2O2
b.
MgO2
d.
Mg2O
 

37. 

At room temperature, most metals are _____.
a.
gases
c.
radioactive
b.
liquids
d.
solids
 

38. 

The process by which solid iodine particles change directly to a gas without first becoming a liquid is called _____.
a.
condensation
b.
evaporation
c.
ionization
d.
radioactivity
e.
sublimation
 

39. 

A term that means "salt former" is _____.
a.
allotrope
b.
fluoride
c.
ionic
d.
metal
e.
halogen
 

40. 

Different forms of the same element that have different properties because of different atom arrangements are called _____.
a.
allotropes
b.
carbons
c.
graphites
d.
halogens
e.
silicons
 

41. 

Hydrogen is grouped with the alkali metals because it _____.
a.
does not readily form compounds
c.
is a gas
b.
has one electron in its outer energy level
d.
is a metal
 

42. 

When hydrogen reacts with the active metals, it forms a chemical bond by _____.
a.
gaining one electron
c.
losing two electrons
b.
losing one electron
d.
sharing electrons
 

43. 

The elements in Groups 3-12 of the periodic table are the _____.
a.
actinides
b.
alkaline earth metals
c.
alkali metals
d.
halogens
e.
transition elements
 

44. 

A family of elements that has two electrons in its outer energy level is the _____.
a.
actinides
b.
alkaline earth metals
c.
alkali metals
d.
halogens
e.
transition elements
 

45. 

Bromine is the only halogen and nonmetal that is normally a _____.
a.
gas
c.
semiconductor
b.
liquid
d.
solid
 

46. 

The only metal that is a liquid at room temperature is _____.
a.
copper
b.
mercury
c.
silver
d.
sodium
e.
zinc
 

47. 

Cobalt, iron, and nickel are metallic transition elements that are _____.
a.
gases
c.
magnetic
b.
liquids
d.
radioactive
 

48. 

Three transition elements in Group 12 of the periodic table are _____.
a.
copper, silver, and gold
c.
mercury, zinc, and cadmium
b.
iron, nickel, and cobalt
d.
neon, helium, and xenon
 

49. 

The only noble gas with fewer than eight electrons in its outer level is _____.
a.
helium
c.
radium
b.
neon
d.
xenon
 

50. 

Elements that lie along the stair-step line of the periodic table are _____.
a.
liquids
c.
metalloids
b.
metals
d.
radioactive
 

51. 

The appearance of solid metals can be described as _____.
a.
dull
c.
powdery
b.
glassy
d.
shiny
 

52. 

A family of elements that contains the most reactive metals is the _____.
a.
actinides
b.
alkaline earth metals
c.
alkali metals
d.
transition elements
e.
noble gases
 



 
Check Your Work     Reset Help