Campbell Biology: Concepts & Connections (8th Edition)
8th Edition
ISBN: 9780321885326
Author: Jane B. Reece, Martha R. Taylor, Eric J. Simon, Jean L. Dickey, Kelly A. Hogan
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Question
Chapter 2, Problem 7TYK
Summary Introduction
To predict: The molecular formula of the compound hydrogen sulfide.
Introduction: Every element hasthe smallest unit of matter that retains the properties of an element. This smallest unit is called an atom. There are three subatomic particles of an atom. These are electrons, protons, and neutrons. Protons and neutrons are present in the central part of an atom called the nucleus. Electrons revolve around nucleus in different electronic shells. The electrons present in the outermost shell are called as valence electrons. The valence electron takes part in
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
What is an alloy?
A. A compound of two metals
B. An element of two metals
C. A mixture of two metals
D. A molecule of two metals
Which is true about carbon atoms?
a.
Each of the orbitals in the second shell has one electron in it.
b.
Only the 2p orbitals have unpaired electrons
c.
Carbon has high electronegativity
d.
Carbon binds hydrogen with polar covalent bonds
The atomic number gives thea. number of neutrons in the nucleus.b. number of protons in the nucleus.c. weight of the atom.d. number of protons in the valence shell.
Chapter 2 Solutions
Campbell Biology: Concepts & Connections (8th Edition)
Ch. 2 - Fill in the blanks in this concept map to help you...Ch. 2 - Create a concept map to organize your...Ch. 2 - Changing the _____ would change it into an atom of...Ch. 2 - A solution at pH 6 contains _____H+ than the same...Ch. 2 - Most of the unique properties of water result from...Ch. 2 - A can of cola consists mostly of sugar dissolved...Ch. 2 - Prob. 7TYKCh. 2 - In what way does the need for iodine or iron in...Ch. 2 - Use carbon-12, the most common isotope of carbon,...Ch. 2 - In terms of electron sharing between atoms,...
Knowledge Booster
Similar questions
- What atom has only one proton? a. hydrogen c. a free radical b. an isotope d. a radioisotopearrow_forwardWhich statement is false? A. Elements are found in compounds and molecules B. compounds are made of elements C. a molecule must be made of at least two atoms D. chemical bonds form between molecules of solute and solvent E. two atoms of oxygen make a molecule of oxygenarrow_forwardA covalent bond forms whena. electrons are present in a valence shell.b. a valence electron is removed from one atom and added to another.c. a pair of valence electrons is shared between two atoms.d. the electronegativity of one atom is much greater than that ofanother atom.arrow_forward
- Which of the following statements about chemicalbonds is true?a. Covalent bonds are stronger than ionic bonds.b. Hydrogen bonds occur between two atoms ofhydrogen.c. Bonding readily occurs between nonpolar andpolar molecules.d. A molecule of water is unlikely to bond with anion.arrow_forwardWater molecules have one oxygen atom that is more electronegative than the two hydrogen atoms bound to it. As a result, which type of bonding hold water molecules together a. non-popular covalent bonding b. polar covalent bonding c.ionic bonding d.hydriohocicarrow_forwardThe atomic number of sulfur is 16, Sulfur combines with hydrogen by covalent bonding to form a compound, hydrogen sulfide. Based on the number of valence electrons in a sulfur atom, predict the molecular formula of the compound. a. HS b. HS2 c.H2S d. H3S2arrow_forward
- Choose the best answer for following question. An atom that has two electrons in the valence shell, such asmagnesium, would most likelya. share to acquire a completed outer shell.b. lose these two electrons and become a negatively charged ion.c. lose these two electrons and become a positively charged ion.d. bind with carbon by way of hydrogen bonds.e. bind with another magnesium atom to satisfy its energy needs.arrow_forwardThe element phosphorus is needed in organisms to builda. proteins.b. carbohydrates.c. ATP.d. steroidsarrow_forward11H and 13H have (a) different chemical properties because they have different atomic numbers (b) the same chemical properties because they have the same number of valence electrons (c) different chemical properties because they differ in their number of protons and electrons (d) the samechemical properties because they have the same atomic mass (e) the same chemical properties because they have the same number of protons, electrons, and neutronsarrow_forward
- Oxygen has 8 protons, 8 neutrons, and 8 electrons. What is its atomic mass?(a) 8 (b) 16 (c) 24 (d) 32.arrow_forwardIodine has 37 known isotopes. Therefore, the atomic mass has a range of 108-144 amu. Which of the following statements concerning iodine is correct? A) The isotopes of iodine have between 55 and 91 protons. B) An atom of iodine can have between 55 and 91 neutrons. C) The isotopes of iodine will always have the same number of neutrons, but the protons can vary. D) The isotopes of iodine have between 108 and 144 neutrons, but the number of protons will not vary.arrow_forwardCompared with 31P, the radioactive isotope 32P has(A) a different atomic number.(B) one more proton.(C) one more electron.(D) one more neutron.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Biology (MindTap Course List)BiologyISBN:9781337392938Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. BergPublisher:Cengage Learning
Biology: The Dynamic Science (MindTap Course List)BiologyISBN:9781305389892Author:Peter J. Russell, Paul E. Hertz, Beverly McMillanPublisher:Cengage Learning
Human Biology (MindTap Course List)BiologyISBN:9781305112100Author:Cecie Starr, Beverly McMillanPublisher:Cengage Learning
Biology Today and Tomorrow without Physiology (Mi...BiologyISBN:9781305117396Author:Cecie Starr, Christine Evers, Lisa StarrPublisher:Cengage Learning
Concepts of BiologyBiologyISBN:9781938168116Author:Samantha Fowler, Rebecca Roush, James WisePublisher:OpenStax College
Biology (MindTap Course List)
Biology
ISBN:9781337392938
Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher:Cengage Learning
Biology: The Dynamic Science (MindTap Course List)
Biology
ISBN:9781305389892
Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher:Cengage Learning
Human Biology (MindTap Course List)
Biology
ISBN:9781305112100
Author:Cecie Starr, Beverly McMillan
Publisher:Cengage Learning
Biology Today and Tomorrow without Physiology (Mi...
Biology
ISBN:9781305117396
Author:Cecie Starr, Christine Evers, Lisa Starr
Publisher:Cengage Learning
Concepts of Biology
Biology
ISBN:9781938168116
Author:Samantha Fowler, Rebecca Roush, James Wise
Publisher:OpenStax College