Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
Related questions
Question
Q 25 please
Transcribed Image Text:Q17. Which of the following reactions is an oxidation-reduction reaction?
A. 2Na+ 2H₂O- 2NaOH + H₂
C. H₂S+ Ca(OH)2 -
1 CaS + 2H₂O
Q18. The electron geometry and hybridization of BrO3¹ respectively are?
A. Trigonal planer, sp²
C. Trigonal pyramidal, sp³
B. Trigonal planer, sp³
D. Tetrahedral, sp³
Q19. Determine the empirical formula of a compound contains 28 g N (14.0 g/mol) and 80 g 0 916.0 g/mol)?
A. NO
D. N₂O4
A. single double > triple
C. triple double > single
B. N₂O3
C. N₂O5
Q20. Elements with the lowest atomic size values are found in the -------- corner of the periodic table
A. Lower left
B. Upper right
C. lower right
D. Upper left
Q21. Which sequence below represents the proper order of decreasing bond order?
triple > double
single > triple
Q22. The hybridization of iodine in ICl3 is
A. sp²
B. sp³
B. Na₂S +CaCl2
D. NH4OH + HBr
A. Pauli exclusion principle
C. Building up principle
Q25: The SO3²- ion has how many total valence electrons?
A. 24
B. 26
Q26. The following electron configuration violates
2s
个
B. single
D. double
C sp³d
1-0-1-7
Q23. When you complete the Lewis structure for the molecule:
This molecule has ----- single bonds ----- and ----- triple bonds.
A. 3, 8, 1
B. 3, 8, 2
C. 8, 3, 1
D. 2, 10, 2
Q24. Calculate the number of moles of Fe that are produced when 0.20 mol of Al2O3 is produced in the
following reaction.
2Al(s) + 3FeO(s)→3Fe(s) + Al2O3(s)
B. 0.40 mol
D. 0.60 mol
C. 0.30 mol
A. 0.20 mol
↑↓
CaS + 2NaCl
NH4Br + H₂O
C. 32
2p
↑↓
D. sp³d²
T
D. 36
↑↓
B. Hund's rule
D. Does not violate any rule
Expert Solution
Step 1
The electrons present in outer shell of an atom are called valance electrons.
Both Sulfur(S) and Oxygen(O) are present at group 8 or VIA. They both contribute 6 valance electrons.
Step by step
Solved in 2 steps
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.Recommended textbooks for you
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY