(a)
Interpretation:
The name and formula for an ionic compound that is formed by chlorine and cesium should be predicted. The Lewis symbols for the same elements both before and after the reaction should be stated.
Concept Introduction:
The chemical formula is the way of representing the number of atoms in a compound. It is used to describe the types of atoms and their number in a compound or in a molecule.
(b)
Interpretation:
The name and formula for an ionic compound that is formed by calcium and astatine should be predicted. The Lewis symbols for the same elements both before and after the reaction should be stated.
Concept Introduction:
The chemical formula is the way of representing the number of atoms in a compound. It is used to describe the types of atoms and their number in a compound or in a molecule.
(c)
Interpretation:
The name and formula for an ionic compound that is formed by aluminum and sulfur should be predicted. The Lewis symbols for the same elements both before and after the reaction should be stated.
Concept Introduction:
The chemical formula is the way of representing the number of atoms in a compound. It is used to describe the types of atoms and their number in a compound or in a molecule.
(d)
Interpretation:
The name and formula for an ionic compound that is formed by potassium and tellurium should be predicted. The Lewis symbols for the same elements both before and after the reaction should be stated.
Concept Introduction:
The chemical formula is the way of representing the number of atoms in a compound. It is used to describe the types of atoms and their number in a compound or in a molecule.
Trending nowThis is a popular solution!
Chapter 3 Solutions
PRINCIPLES OF MODERN CHEMISTRY-OWLV2
- Draw Lewis diagrams for the following ions. In the formula the symbol of the central atom is given first. (Hint:The valence octet may be expanded for the central atom.) (a) BrO4 (b) PCl6 (c) XeF6+arrow_forwardWhy do nonmetals tend to form anions rather than cations?arrow_forwardWhich of the following statements are true regarding a covalent bond between nitrogen and oxygen atoms in a nitric oxide, NO, molecule? (a) Valence electrons are shared between nitrogen and oxygen atoms. (b) Bonding electrons are found only between the bonded atoms. (c) The bond length is greater than the sum of the two atomic radii. (d) Energy is required to break a covalent bond.arrow_forward
- Draw the Lewis structure for the ionic compound thatforms from Mg and each atom.(a) F(b) O(c) Narrow_forwardWhich of the following statements are true regarding the formation of an ionic bond between a metal and a nonmetal? (a) The atomic radius of a metal atom is greater than its ionic radius. (b) The atomic radius of a nonmetal atom is less than its ionic radius. (c) Energy is released in the formation of an ionic bond.arrow_forwardWhich of the following statements are true regarding an ionic bond between cobalt and sulfur in a CoS formula unit? (a) Cobalt ions and sulfide ions bond by electrostatic attraction. (b) Cobalt atoms gain electrons and sulfur atoms lose electrons. (c) The ionic radius of a cobalt ion is greater than its atomic radius. (d) Breaking an ionic bond between cobalt and sulfur requires energy.arrow_forward
- Classify the bond formed between each pair of atoms as covalent, polar covalent, or ionic.(a) Sr and F (b) N and Cl (c) N and Oarrow_forwardUsing Lewis electron-dot symbols to depict the monatomic ions formed from each of the following reactants, predict the formula of the compound the ions produce.(Type your answer using the format CO2 for CO2.) (a) O and Ca (b) N and Mg (c) Br and Li (d) K and Parrow_forwardWhich of the following statements about electronegativity isfalse? (a) Electronegativity is the ability of an atom in a moleculeto attract electron density toward itself. (b) Electronegativity isthe same thing as electron affinity. (c) The numerical valuesfor electronegativity have no units. (d) Fluorine is the mostelectronegative element. (e) Cesium is the least electronegativeelement.arrow_forward
- (a) The 03 molecule has a central oxygen atom bonded to two outer oxygen atoms that are another. In the box below, draw the Lewis electron-dot diagram of the 03 molecule. Include all valid resonance structures. 0 - 0 = 0 (b) Based on the diagram you drew in part (a), what is the shape of the ozone molecule? and trigonal Bent Ozone decomposes according to the reaction represented below. 2 03(g) → 3 0₂(8) (c) The bond enthalpy of the oxygen-oxygen bond in O₂ is 498 kJ/mol. Based on the enthalpy of the reaction represented above, what is the average bond enthalpy, in kJ/mol, of an oxygen-oxygen bond in 03 ? Ozone can oxidize HSO3(aq), as represented by the equation below. [0] 1.0 x 10-5. <-> 00: HSO3(aq) + O3(aq) → HSO4 (aq) + O₂(8) A solution is prepared in which the initial concentration of HSO₂ (aq) (6.4 × 10+ M) is much larger than that of O3(aq) (1.0 × 10-5 M). The concentration of O3(aq) is monitored as the reaction proceeds, and the data are plotted in the graph below. 8.0 x…arrow_forwardA resident expert on electronegativity comes up to visit with you. He makes two claims (seen below) about electronegativity with relation to covalent bonding. Is the expert correct or can you refute him with your knowledge of electronegativity? (a) If a diatomic molecule is made up of atoms X and Y, which have different electronegativities, the molecule must be polar. (b) The farther two atoms are apart in a bond, the larger the dipole moment will be.arrow_forwardDraw the Lewis structures for each of the following ions or molecules. Give the number of electrons in each species. Remember to enclose ion s in square brackets with the charge as a superscript outside the right bracket. (a) SO 2 (b) XeO 2 F 2 (Xe is the central atom) (c) ClF 3 (d) ClO 2 F (Cl is the central atom) (e) BrO 4 -arrow_forward
- Principles of Modern ChemistryChemistryISBN:9781305079113Author:David W. Oxtoby, H. Pat Gillis, Laurie J. ButlerPublisher:Cengage LearningIntroductory Chemistry: An Active Learning Approa...ChemistryISBN:9781305079250Author:Mark S. Cracolice, Ed PetersPublisher:Cengage Learning
- Introduction to General, Organic and BiochemistryChemistryISBN:9781285869759Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar TorresPublisher:Cengage LearningChemistry for Engineering StudentsChemistryISBN:9781337398909Author:Lawrence S. Brown, Tom HolmePublisher:Cengage Learning