Introductory Chemistry: A Foundation
8th Edition
ISBN: 9781285199030
Author: Steven S. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 4.4, Problem 4.1SC
Exercise 4.1 Write the formula for each of the following compounds, listing the elements in the order given.
- A molecule contains 4 phosphorus atoms and lo oxygen atoms.
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
Exercise: calculate the average atomic mass for the naturally occurring Mg element.
The isotope distribution is shown in the following table.
Isotope Natural Abundance (%) Isotopic mass
78.99
23.99
222
Mg
10.00
24.99
Mg
11.01
25.98
26
Hint: Average atomic mass=(Natural abundunce x isotopic mass)
Exercise 2
An oxygen atom O is characterized by the numbers Z =8 and A= 16.
Questions:
1- Specify its structure and give the symbolic representation of its nucleus.
2- a) Calculate the mass m of the nucleus, knowing that the mass of one nucleon is
1.67. 10"kg.
3- Write the elctron configuration of oxygen atom and determine its position in the
periodic table.
4- The charge of oxygen ion is -2e .Write the symbol of this ion. Write its electron
configuration. Determine the number of neutrons found in its nucleus .
Exercise 3
B- Calcium
M Tue Jan 5
atoms S1 exercise
Exercise 3
B- Calcium Ca
belongs to the 4" period and is found just below Mg(Z 12).
1- Find the atomic number of Ca.
2- Calculate its number of neutrons, knowing that it contains 40 nucleons.
exercice 4
Chapter 4 Solutions
Introductory Chemistry: A Foundation
Ch. 4.4 - Exercise 4.1 Write the formula for each of the...Ch. 4.5 - The average diameter of an atom ¡s1.31010 m. What...Ch. 4.5 - You have learned about three different models of...Ch. 4.7 - Exercise 4.2 Give the number of protons, neutrons,...Ch. 4.7 - Exercise 4.3 Give the number of protons, neutrons,...Ch. 4.7 - Exercise 4.4 Give the symbol for the phosphorus...Ch. 4.8 - Exercise 4.5 Give the symbol and atomic number for...Ch. 4.11 - Thomson and Rutherford helped to show that atoms...Ch. 4.11 - Prob. 4.6SCCh. 4 - Knowing the number of protons in the atom of a...
Ch. 4 - The average mass of a carbon atom is 12.011....Ch. 4 - Prob. 3ALQCh. 4 - Prob. 4ALQCh. 4 - The vitamin niacin (nicotinic acid,C6H5NO2 ) can...Ch. 4 - One of the best indications of a useful theory is...Ch. 4 - Prob. 7ALQCh. 4 - How does Dalton’s atomic theory account for the...Ch. 4 - Prob. 9ALQCh. 4 - These questions concern the work of J. J. Thomson:...Ch. 4 - Heat is applied to an ice cube until only steam is...Ch. 4 - What makes a carbon atom different from a nitrogen...Ch. 4 - Hundreds of years ago, alchemists tried to turn...Ch. 4 - Chlorine has two prominent isotopes,37Cl and35Cl ....Ch. 4 - Prob. 15ALQCh. 4 - Prob. 16ALQCh. 4 - Rutherford was surprised when some of theparticles...Ch. 4 - It is good practice to actively read the textbook...Ch. 4 - Why is the term “sodium chloride molecule”...Ch. 4 - Both atomic elements and molecular elements exist....Ch. 4 - Now that you have gone through Chapter 4, go back...Ch. 4 - Write the formula for each of the following...Ch. 4 - Prob. 23ALQCh. 4 - What were the four fundamental substances...Ch. 4 - Prob. 2QAPCh. 4 - Prob. 3QAPCh. 4 - Prob. 4QAPCh. 4 - What are the live most abundant elements (by mass)...Ch. 4 - Read the “Chemistry in Focus” segment Trace...Ch. 4 - Prob. 7QAPCh. 4 - The symbols for most elements are based on the...Ch. 4 - Find the symbol in Column 2 for each name in...Ch. 4 - Prob. 10QAPCh. 4 - Use the periodic table shown in Fig. 4.9 to find...Ch. 4 - Prob. 12QAPCh. 4 - Prob. 13QAPCh. 4 - Prob. 14QAPCh. 4 - A given compound always contains the same...Ch. 4 - Correct each of the following misstatements from...Ch. 4 - Prob. 17QAPCh. 4 - A given compound always contains the same relative...Ch. 4 - Based on the following word descriptions, write...Ch. 4 - Based on the following word descriptions, write...Ch. 4 - Scientists J. J. Thomson and William Thomson (Lord...Ch. 4 - True or false? Rutherford’s bombardment...Ch. 4 - Where are neutrons found in an atom? Are neutrons...Ch. 4 - What are the positively charged particles found in...Ch. 4 - Do the proton and the neutron have exactly the...Ch. 4 - The proton and the (electron/neutron) have almost...Ch. 4 - An average atomic nucleus has a diameter of about...Ch. 4 - Prob. 28QAPCh. 4 - Prob. 29QAPCh. 4 - True or false? The mass number of a nucleus...Ch. 4 - For an isolated atom, why do we expect the number...Ch. 4 - Why do we not necessarily expect the number of...Ch. 4 - Dalton’s original atomic theory proposed that all...Ch. 4 - Prob. 34QAPCh. 4 - For each of the following elements, use the...Ch. 4 - Prob. 36QAPCh. 4 - Write the atomic symbol(ZAX) for each of the...Ch. 4 - Write the atomic symbol(ZAX) for each of the...Ch. 4 - How many protons and neutrons are contained in the...Ch. 4 - Read the Chemistry in Focus” segment “Whair”Do You...Ch. 4 - Read the “Chemistry in Focus” segmentIsotope...Ch. 4 - Complete the following table. Name Symbol Atomic...Ch. 4 - True or false? The elements are arranged in the...Ch. 4 - Prob. 44QAPCh. 4 - List the characteristic physical properties that...Ch. 4 - Where are the metallic elements found on the...Ch. 4 - Prob. 47QAPCh. 4 - List five nonmetallic elements that exist as...Ch. 4 - Under ordinary conditions, only a few pure...Ch. 4 - The elements that lie close to the “stair-step”...Ch. 4 - Prob. 51QAPCh. 4 - Without looking at your textbook or the periodic...Ch. 4 - Prob. 53QAPCh. 4 - Prob. 54QAPCh. 4 - Most substances are composed of _________ rather...Ch. 4 - Prob. 56QAPCh. 4 - Prob. 57QAPCh. 4 - Prob. 58QAPCh. 4 - Molecules of nitrogen gas and oxygen gas are said...Ch. 4 - Give three examples of gaseous elements that exist...Ch. 4 - Prob. 61QAPCh. 4 - If sodium chloride (table salt) is melted and then...Ch. 4 - Prob. 63QAPCh. 4 - The two most common elemental forms of carbon are...Ch. 4 - An isolated atom has a net charge of ________ .Ch. 4 - Prob. 66QAPCh. 4 - A simple ion with a 3+ charge (for example, A13+)...Ch. 4 - An ion that has two more electrons outside the...Ch. 4 - Prob. 69QAPCh. 4 - Prob. 70QAPCh. 4 - Prob. 71QAPCh. 4 - True or false?N3 andP3 contain a different number...Ch. 4 - How many electrons are present in each of the...Ch. 4 - Prob. 74QAPCh. 4 - For the following processes that show the...Ch. 4 - For the following ions, indicate whether electrons...Ch. 4 - For each of the following atomic numbers, use the...Ch. 4 - On the basis of the element’s location in the...Ch. 4 - List some properties of a substance that would...Ch. 4 - Prob. 80QAPCh. 4 - Prob. 81QAPCh. 4 - Prob. 82QAPCh. 4 - For each of the following positive ions, use the...Ch. 4 - For each of the following negative ions, use the...Ch. 4 - Prob. 85APCh. 4 - Prob. 86APCh. 4 - Prob. 87APCh. 4 - Which of the following is/are true regarding the...Ch. 4 - Prob. 89APCh. 4 - Which subatomic particles contribute most to the...Ch. 4 - Is it possible for the same Iwo elements to form...Ch. 4 - Carbohydrates, a class of compounds containing the...Ch. 4 - Prob. 93APCh. 4 - How many protons and neutrons are contained in the...Ch. 4 - Though the common isotope of aluminum has a mass...Ch. 4 - Prob. 96APCh. 4 - Prob. 97APCh. 4 - What is the symbol for an ion with a 1 — charge....Ch. 4 - Prob. 99APCh. 4 - Prob. 100APCh. 4 - Prob. 101APCh. 4 - A metal ion with a 2+ charge contains 34 neutrons...Ch. 4 - Prob. 103APCh. 4 - Write the simplest formula for each of the...Ch. 4 - Prob. 105APCh. 4 - Write the atomic symbol(ZAX) for each of the...Ch. 4 - How many protons and neutrons are contained in the...Ch. 4 - Prob. 108APCh. 4 - Prob. 109APCh. 4 - Prob. 110APCh. 4 - Prob. 111CPCh. 4 - Prob. 112CPCh. 4 - Complete the following table. Number of Protons...Ch. 4 - Prob. 114CPCh. 4 - Using the periodic table, complete the following...Ch. 4 - Prob. 116CPCh. 4 - Which of the following is(are) correct? a.40Ca2+...
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
- Like Dalton, chemists continue to model atoms using spheres. Modern models are usually drawn with a computer and use different colors to represent atoms of different elements. Which of the models below represents CO2?arrow_forwardBy referring to the periodic table (Figure 2.15 or inside front cover), identify the group and period to which each of the following elements belongs. Then decide whether the element is a metal, nonmetal, or metalloid. a Se b Cs c Fe d Cu e Brarrow_forwardExercise 4.4 Give the symbol for the phosphorus atom (Z = 15) that contains 17 neutrons.arrow_forward
- Exercise 4.3 Give the number of protons, neutrons, and electrons in the atom symbolized by80201Hgarrow_forwardExercise 6 (1.5) What is the electron configuration for the ion As3-? 33AS Z= 33arrow_forwardPROGRESS CHECK: 2.1. In the following drawing, the green spheres represent atoms of a certain element. The purple spheres represent atoms of another element. If the spheres touch, they are part of a single unit of a compound. Does the following chemical change represented by these symbols violate any of the ideas of Dalton's atomic theory? If so, which one? + 00 Starting materials Products of the change 10p ond lUp Wearrow_forward
- Londyn Takib Protons, Neutrons, and Electrons Practice Worksheet Use the periodic table to find the numbers of protons, neutrons, and electrons for atoms of the following elements. Name of Element Boron Sodium Gallium Copper Ytterbium Thallium Carbon Calcium Argon Element Symbol Tc Pb Ac B Y Mo Fm No H N Ba Si Mg Mass Number 11 24 89 98 207 227 204 259 12 Atomic Number 5 11 29 81 100 18 Protons 5 31 43 89 7 2 12 106 Neutrons 6 37 35 103 54 157 March 5 159 Electrons 5 39 70 56 2 14 12arrow_forwardFor the following compounds, write the molecular formula and calculate the formula weight to three significant figures.arrow_forwardExercise -1- (6pts) Chemical Composition of Sand Sand, which is used in making glass, is formed mainly of the compound silica (a compound formed between silicon Si and oxygen O). Silicon is used also in computer chips. When mixed with steel, it makes the alloys harder and resistant to corrosion while oxygen is used in chemical industry and medical treatment. The documents below show some information about silicon and oxygen atoms. nb of protons nb of neutrons Nuclear charge Silicon atom 14 15 Oxygen atom 8+ Document 1 Document 2 1-Referring to document 1: 1.1- Indicate the number of electrons of silicon atom. 1.2- Determine the atomic number of silicon atom. 1.3- Calculate its mass number. 1.4- Write the atomic representation of silicon atom (Si). 2-Referring to document 2: .1- Show that atom number Z of oxygen atom is 8. 2.2- Write its electronic configuration . 2.3- Identify its valence shell and valence electrons. 2.4- Write its Lewis dot symbol and deduce its valency. 3- Referring…arrow_forward
- Represent the transfer of electrons from magnesium to oxygen atoms to assume noble-gas configurations. Use Lewis electron-dot symbols.arrow_forwardPractice Problem ATTEMPT The atomic masses of the two stable isotopes of copper, Cu (69.17 percent) and §Cu (30.83 percent), are 62.929599 and 64.927793 amu, respectively. Calculate the average atomic mass of copper. Practice Problem BUILD The average atomic mass of nitrogen is 14.0067. The atomic masses of the two stable isotopes of nitrogen, "N and N, are 14.003074002 and 15.00010897 amu, respectively. Use this information to determine the percent abundance of each nitrogen isotope. Practice Problem CONCEPTUALIZE The following diagrams show collections of metal spheres. Each collection consists of two or more different types of metal-represented here by different colors. The masses of metal spheres are as follows: white = 2.3575 g, black = 3.4778 g, and blue = 5.1112 g. For each diagram, determine the average mass of a single metal sphere. 000 (i) (ii) (iii)arrow_forwardPRACTICE EXERCISE : Problem Solving Boron has two isotopes, Boron-10 and Boron-11, whose percentage abundances are 19.8% and 80.2% respectively. The atomic masses of Boron-10| and Boron-11 are 10.0129 amu and 11.0093 amu respectively. Write the symnbols for the two isotopes of boron and determine the relative atomic mass. Isotope Mass number Number Atomic Mass Unit Регсentage Abundance Relative Atomic Massarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Introductory Chemistry: A FoundationChemistryISBN:9781337399425Author:Steven S. Zumdahl, Donald J. DeCostePublisher:Cengage Learning
General Chemistry - Standalone book (MindTap Cour...ChemistryISBN:9781305580343Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; DarrellPublisher:Cengage Learning
General, Organic, and Biological ChemistryChemistryISBN:9781285853918Author:H. Stephen StokerPublisher:Cengage Learning
Introduction to General, Organic and BiochemistryChemistryISBN:9781285869759Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar TorresPublisher:Cengage Learning
Introductory Chemistry: A Foundation
Chemistry
ISBN:9781337399425
Author:Steven S. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
General Chemistry - Standalone book (MindTap Cour...
Chemistry
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Cengage Learning
General, Organic, and Biological Chemistry
Chemistry
ISBN:9781285853918
Author:H. Stephen Stoker
Publisher:Cengage Learning
Introduction to General, Organic and Biochemistry
Chemistry
ISBN:9781285869759
Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher:Cengage Learning
Quantum Mechanics - Part 1: Crash Course Physics #43; Author: CrashCourse;https://www.youtube.com/watch?v=7kb1VT0J3DE;License: Standard YouTube License, CC-BY