
Concept explainers
(a)
Interpretation:
The symbol of given element and number of protons and neutrons presented has to be identified.
Concept Introduction:
Mass number (A): Mass number of an element is sum of protons and neutrons of the atom.
Consider an element X with
Where,
A is mass number and Z is atomic number (number of proton or electron).
(a)

Answer to Problem 2.74QP
The
Explanation of Solution
Given unknown element is
Where, an atomic number of this element is 10. The element with atomic number of 10 is found as Neon. Its proton and neutron is found as follows,
(b)
Interpretation:
The symbol of given element and number of protons and neutrons presented has to be identified.
Concept Introduction:
Mass number (A): Mass number of an element is sum of protons and neutrons of the atom.
Consider an element X with atomic number and mass number,
Where,
A is mass number and Z is atomic number (number of proton or electron).
(b)

Answer to Problem 2.74QP
The symbol of an element is
Explanation of Solution
Given unknown element is
Where, an atomic number of this element is 29. The element with atomic number of 29 is found as Copper. Its proton and neutron is found as follows,
(c)
Interpretation:
The symbol of given element and number of protons and neutrons presented has to be identified.
Concept Introduction:
Mass number (A): Mass number of an element is sum of protons and neutrons of the atom.
Consider an element X with atomic number and mass number,
Where,
A is mass number and Z is atomic number (number of proton or electron).
(c)

Answer to Problem 2.74QP
The symbol of an element is
Explanation of Solution
Given unknown element is
Where, an atomic number of this element is 47. The element with atomic number of 47 is found as Silver. Its proton and neutron is found as follows,
(d)
Interpretation:
The symbol of given element and number of protons and neutrons presented has to be identified.
Concept Introduction:
Mass number (A): Mass number of an element is sum of protons and neutrons of the atom.
Consider an element X with atomic number and mass number,
Where,
A is mass number and Z is atomic number (number of proton or electron).
(d)

Answer to Problem 2.74QP
The symbol of an element is W which has 74 protons and 108 neutrons.
Explanation of Solution
Given unknown element is
Where, an atomic number of this element is 74. The element with atomic number of 74 is found as Tungsten. Its proton and neutron is found as follows,
(e)
Interpretation:
The symbol of given element and number of protons and neutrons presented has to be identified.
Concept Introduction:
Mass number (A): Mass number of an element is sum of protons and neutrons of the atom.
Consider an element X with atomic number and mass number,
Where,
A is mass number and Z is atomic number (number of proton or electron).
(e)

Answer to Problem 2.74QP
The symbol of an element is Polonium which has 84 protons and 119 neutrons.
Explanation of Solution
Given unknown element is
Where, an atomic number of this element is 84. The element with atomic number of 84 is found as Polonium. Its proton and neutron is found as follows,
(f)
Interpretation:
The symbol of given element and number of protons and neutrons presented has to be identified.
Concept Introduction:
Mass number (A): Mass number of an element is sum of protons and neutrons of the atom.
Consider an element X with atomic number and mass number,
Where,
A is mass number and Z is atomic number (number of proton or electron).
(f)

Answer to Problem 2.74QP
The symbol of an element is Pu which has 94 protons and 140 neutrons.
Explanation of Solution
Given unknown element is
Where, an atomic number of this element is 94. The element with atomic number of 94 is found as Plutonium. Its proton and neutron is found as follows,
Want to see more full solutions like this?
Chapter 2 Solutions
CHEMISTRY (LOOSELEAF) >CUSTOM<
- Steps and explanations pleasearrow_forwardUse diagram to answer the following: 1.Is the overall rxn endo- or exothermic. Explain briefly your answer____________________2. How many steps in this mechanism?_____________3. Which is the rate determining step? Explain briefly your answer____________________4. Identify (circle and label) the reactants,the products and intermediate (Is a Cation, Anion, or a Radical?) Please explain and provide full understanding.arrow_forwardDraw the entire mechanism and add Curved Arrows to show clearly how electrons areredistributed in the process. Please explain and provide steps clearly.arrow_forward
- Match the denticity to the ligand. Water monodentate ✓ C₂O2 bidentate H₂NCH₂NHCH2NH2 bidentate x EDTA hexadentate Question 12 Partially correct Mark 2 out of 2 Flag question Provide the required information for the coordination compound shown below: Na NC-Ag-CN] Number of ligands: 20 Coordination number: 2✔ Geometry: linear Oxidation state of transition metal ion: +3 x in 12 correct out of 2 question Provide the required information for the coordination compound shown below. Na NC-Ag-CN] Number of ligands: 20 Coordination number: 2 Geometry: linear 0 Oxidation state of transition metal ion: +3Xarrow_forwardCan you explain step by step behind what the synthetic strategy would be?arrow_forwardPlease explain step by step in detail the reasoning behind this problem/approach/and answer. thank you!arrow_forward
- 2. Predict the product(s) that forms and explain why it forms. Assume that any necessary catalytic acid is present. .OH HO H₂N OHarrow_forwardconsider the rate of the reaction below to be r. Whats the rate after each reaction? Br + NaCN CN + NaBr a. Double the concentration of alkyl bromide b. Halve the concentration of the electrophile & triple concentration of cyanide c. Halve the concentration of alkyl chloridearrow_forwardPredict the organic reactant that is involved in the reaction below, and draw the skeletal ("line") structures of the missing organic reactant. Please include all steps & drawings & explanations.arrow_forward
- Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage LearningChemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage LearningGeneral 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
- Chemistry & Chemical ReactivityChemistryISBN:9781337399074Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage LearningChemistry & Chemical ReactivityChemistryISBN:9781133949640Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage LearningIntroductory Chemistry: A FoundationChemistryISBN:9781337399425Author:Steven S. Zumdahl, Donald J. DeCostePublisher:Cengage Learning





