Organic Chemistry: A Guided Inquiry
2nd Edition
ISBN: 9780618974122
Author: Andrei Straumanis
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 1, Problem 4E
How many valence electrons does a neutral
a. K atom have?
b. C atom? N atom? O atom?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Indicate whether each statement below is true or false.
a. The core electrons are called valence electrons.
b. lonic bonds are formed by the attraction between cations and anions.
c. Ionic bonds are formed from atoms by a transfer of electrons.
d. In a Lewis symbol, the chemical symbol represents the nucleus of the atom.
e. An ion written as a Lewis symbol has brackets outside the electrons.
f. Two electrons involved in a bond produce a double bond.
g. If the AEN value is very large the bond is polar covalent.
h. The central atom is typically the atom with the highest electronegativity.
i. An expanded octet has larger electron clouds.
j. A nonpolar molecule can have polar bonds.
a. Choose the complete Lewis structure for the following partially completed Lewis structure.
F
F.
Enter the total number of valence electrons in the box.
b. Choose the complete Lewis structure for the following partially completed Lewis structure.
T
Br-l-Br
——–Br.]
-Br
Enter the total number of valence electrons in the box.
1. Which of the following statements about sigma electrons is NOT TRUE?
a. They are strongly held.
b. They make up sigma bonds.
c. They have higher energy than pi electrons.
d. They move in region between two nuclei.
Chapter 1 Solutions
Organic Chemistry: A Guided Inquiry
Ch. 1 - (E) What does the number (+Z) at the center of...Ch. 1 - Prob. 2CTQCh. 1 - Prob. 3CTQCh. 1 - Prob. 4CTQCh. 1 - Prob. 5CTQCh. 1 - Prob. 6CTQCh. 1 - Prob. 7CTQCh. 1 - You hear a student from a nearby group say that...Ch. 1 - Use VSEPR to explain why the HBH bond angle of BH3...Ch. 1 - Both the HCH and HCO bond angles of H2CO...
Ch. 1 - Prob. 11CTQCh. 1 - Consider the following flat drawing of methane...Ch. 1 - Use VSEPR to assign a value of (close to) 109.5,...Ch. 1 - A student draws the picture of ammonia (NH3) in...Ch. 1 - Prob. 15CTQCh. 1 - How many central atoms does the molecule H2NCH3...Ch. 1 - Indicate the bond angle and shape about each...Ch. 1 - Explain how there can be two kinds of bent:...Ch. 1 - A student makes the following statement: “The...Ch. 1 - A student who missed this class needs to know how...Ch. 1 - Prob. 1ECh. 1 - Prob. 2ECh. 1 - Consider the incomplete valence shell...Ch. 1 - How many valence electrons does a neutral a. K...Ch. 1 - Consider the molecules AlCl3 (aluminum chloride)...Ch. 1 - Draw an example of a bent molecule with a bond...Ch. 1 - Label each atom marked with an arrow with the...Ch. 1 - a model of each of the following molecules: a....
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- H2 Express your answer as an integer. How many Valence electrons? CCl4 Express your answer as an integer. How many Valence electrons?arrow_forward7. What kind of bond is formed when two molecules share electrons to form a molecule? a. Covalent b. Ionic c. Polar ionic d. Metallic 8. Why are transition metals special cases? a. They have two valence shells with complete octets that want to react. b. They have up to 8 electrons in their valence shell. c. They don't react with other elements because they are actually noble gases. d. They have two valence shells with an incomplete octet that want to react. 9. Name the following compound, BrF; a. Bromine pentafluoride b. Bromine fluoride c. Bromine (IV) fluoride d. Monobromine pentafluoride 10. Avron was conducting his science fair project when he came across a bottle of acid whose label read, "HSCN." What is the name of the acid that is contained within the bottle? a. Hydrocyanic acid b. Hydrothiocyanic acid c. Thiocyanic acid d. This acid does not exist 11. What is the chemical formula for copper (II) hydroxide? а. Cu,(ОН) b. CUOH с. CuOН, d. Cu(OH),arrow_forwardDecide whether the Lewis structure proposed for each molecule is reasonable or not. molecule proposed Lewis structure OF 2 BeH₂ PF4 || :O: H - Be H F - P F W ... :F: :F: Is this a reasonable structure? If not, why not? Yes, it's a reasonable structure. O No, the total number of valence electrons is wrong. The correct number is: No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: O Yes, it's a reasonable structure. No, the total number of valence electrons is wrong. The correct number is: O No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: O Yes, it's a reasonable structure. No, the total number of valence electrons is wrong. The correct number is: No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: 0 * If two or more atoms have the wrong number of valence electrons around them, just enter the chemical symbol for the atom as many times as…arrow_forward
- The molecule H2O2 (H-O-O-H) has: A. 4 bonding pairs and 3 lone pair. B. 3 bonding pairs and 2 lone pairs. C. 3 bonding pairs and 3 lone pairs. D. 3 bonding pairs and 4 lone pair. E. some number of lone and bond pairs not described in 1-4.arrow_forwardIn at least one sentence, explain what happens when a potassium atom becomes a monatomic ion. In your response, answer the following questions: a. How many valence electrons does potassium have? b. How many electrons does it lose or gain to obey the octet rule? C. What noble gas atom has the same number of electrons as the potassium ion? d. Is the potassium ion a cation or an anion?arrow_forwardBeaulac Highline CHEM& 121 6) Double and triple bonds form because a. the atoms involved have high electronegativities. b. single covalent bonds do not give all of the atoms in the molecule 8 valence electrons. C. one of the atoms in the molecule has more than 8 valence electrons. d. the ions involved have charges larger than one. 0) Group IIA metals form ions with a charge. 8) Group VA nonmetals form ions with a charge. ) Group VIIA nonmetals form ions with a charge. ) List the metals not in group IA or IIA that only form one ion. ) Fill in the blanks in the following table: Polyatomic Ion Chemical Formula Polyatomic Ion Chemical Formula sulfate chlorate NO2 ammonium perbromate PO,3- CIO- nitrate bicarbonate cyanide iodite OH carbonatearrow_forward
- Decide whether the Lewis structure proposed for each molecule is reasonable or not. proposed Lewis structure Is this a reasonable structure? If not, why not? molecule O Yes, it's a reasonable structure. F -s- F: O No, the total number of valence electrons is wrong. .. SF, The correct number is: :F: O No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: O O Yes, it's a reasonable structure. O No, the total number of valence electrons is wrong. OF2 :F -0- F : The correct number is: U O No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: O Yes, it's a reasonable structure. O No, the total number of valence electrons is wrong. Clo3 The correct number is:| :0: O No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: * If two or more atoms have the wrong number of valence electrons around them, just enter the chemical symbol for the atom as many times…arrow_forwardDirections: Encircle the correct answer. 1. The electronic structures of various atoms are shown below A. Which one of these structures A to E represents a noble gas? B. Which one of these structures represents an atom with an atomic no. of 8? C. Which one of these structures forms a stable ion by gaining one electron?arrow_forwardDecide whether the Lewis structure proposed for each molecule is reasonable or not. Is this a reasonable structure? If not, why not? molecule proposed Lewis structure O Yes, it's a reasonable structure. .. : F F : O No, the total number of valence electrons is wrong. IF The correct number is: : F F: O No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: O Yes, it's a reasonable structure. :0: O No, the total number of valence electrons is wrong. XeO :0– Xe –0: The correct number is:| No, some atoms have the wrong number of electrons around them. : : The symbols of the problem atoms are: U O Yes, it's a reasonable structure. O No, the total number of valence electrons is wrong. .. BeH, Н— Ве —Н The correct number is:| O No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: I * If two or more atoms have the wrong number of valence electrons around them, just enter the chemical symbol for the…arrow_forward
- MCQ 7: Elements with giant molecular structures and strong covalent bonds include A. diamond B. silicon C. geranium D. all of abovearrow_forward9. Indicate whether each statement below is true or false. d. In a Lewis symbol, the chemical symbol represents the nucleus of the atom. e. An ion written as a Lewis symbol has brackets outside the electrons. f. Two electrons involved in a bond produce a double bond.arrow_forward5) How many valence electrons are in the following atoms? a. K b. О с. Те d. Clarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Organic Chemistry: A Guided InquiryChemistryISBN:9780618974122Author:Andrei StraumanisPublisher:Cengage Learning
Organic Chemistry: A Guided Inquiry
Chemistry
ISBN:9780618974122
Author:Andrei Straumanis
Publisher:Cengage Learning
Stoichiometry - Chemistry for Massive Creatures: Crash Course Chemistry #6; Author: Crash Course;https://www.youtube.com/watch?v=UL1jmJaUkaQ;License: Standard YouTube License, CC-BY
Bonding (Ionic, Covalent & Metallic) - GCSE Chemistry; Author: Science Shorts;https://www.youtube.com/watch?v=p9MA6Od-zBA;License: Standard YouTube License, CC-BY
General Chemistry 1A. Lecture 12. Two Theories of Bonding.; Author: UCI Open;https://www.youtube.com/watch?v=dLTlL9Z1bh0;License: CC-BY