Chem 120 unit 2 quiz - Study guides, Class notes & Summaries

CHEM 120 Unit 1 Quiz 1. Question : (TCO 1) You have been growing the same variety of corn for over 5 years. In the past two years, you have noticed that the yield has decreased by 10% each year. You grow corn on 10 acres of land and your yield should be 1,000 bushels per acre. Growing conditions have been consistent for the past 5 years. You want to identify another variety of corn that will produce 1,000 bushels per acre. You currently grow Variety ZQB. You want to test two new varieties, CAQ a...

Week 3 Quiz There are 6 multiple choice and two short answer questions. Each question is worth 5 points. To answer multiple choice questions, highlight the right answer. To answer the short answer qu estions, show your work and calculations. DO NOT CHANGE THE FORMAT OF THE QUIZ PLEASE. 1. (TCO 5) Which coefficient is placed in front of O2 to complete the balancing of the following equation? C5H8 + ? O2 --> 5 CO2 + 4 H2O 1 3 5 6 7 2. TCO 5) Which should be the coefficient of hydrogen, H2, in t...

Question: Match the neutral atom or ion to the correct number of valance electrons. Question: Match the atom or ion to the correct electron configuration. Question: Which of the following combinatio ns of elements in a compound would be ionic? Question: Which of the following compounds would you expect to contain covalent bonds? Choose all that apply Question: Based on VSPER theory, predict the molecular shape of the molecule CBr4. Question: Which of the following atoms contain a polar covalent ...

Question: For the following molecule CaF2 provide cation, anion bond name Question: Name of the compound PBr5 = ____ Question: For the following molecule Mg3(PO4)2 _____ Question: Write the chemical formula for the following compound: ammonium sulfate = ___ Question: The maximum number of electrons that reside in the n+3 level is ___. Question: How many electrons are there in Magnesium atom? Question: Which is an impossible electron configuration? Question: The ground element with the gro...

CHEM 120 Unit 2 Quiz (Spring 2021)

CHEM 120 Unit 2 Quiz (Spring 2021)

CHEM 120 Unit 2 Quiz (Spring 2021)

CHEM 120 Unit 6 Quiz (100% Correct Solutions) Question 1. Question : (TCO 9) Which type of compound is CH3-CH2-CH2-CH3? Student Answer: Alkane Cycloalkane Haloalkane Ether Alkyne Points Received: 3 of 3 Comments: Question 2. Question : (TCO 9) Which is the name of this compound CH3-CH2-CH=CH-CH3 ? Student Answer: Pentene Methylbutane Octane Hexane Heptane Points Received: 3 of 3 Comments: Question 3. Question : (TCO 9) Which is the name of CH3-CH2-CH2OH? Student Answer: Propane Hexane Propanol B...

Question: Match the neutral atom or ion to the correct number of valance electrons. Question: Match the atom or ion to the correct electron configuration. Question: Which of the following combinations of elements in a compound would be ionic? Question: Which of the following compounds would you expect to contain covalent bonds? Choose all that apply Question: Based on VSPER theory, predict the molecular shape of the molecule CBr4. Question: Which of the following atoms contain a polar coval...

CHEM 120 UNIT 3 QUIZ {100%} Question: A reaction that releases energy as it is classified as an ____ while a reaction that absorbs energy as it occurs is classified as an ____. Question:Which coefficient is placed in front of potassium to balance the following equation? K+H2SO4-K2SO4+H2= ____ Question: Which coefficient is placed in front of HCI to balance the following equation? Ca(OH)2 +? HCICaCl2 +H2O = ____ Question: Sodium reacts with oxygen to form sodium oxide and has the follow...