CHEM 120 FINAL EXAM TEST BANK | INCLUDES 2
DIFFERENT VERSIONS ACCURATE AND VERIFIED
AND A STUDY GUIDE| REAL EXAMS | LATEST
UPDATE
CHEM 120 FINAL EXAM TEST BANK | INCLUDES 2
DIFFERENT VERSIONS ACCURATE AND VERIFIED
AND A STUDY GUIDE| REAL EXAMS | LATEST
UPDATE
CHEM 120 FINAL EXAM TEST BANK | INCLUDES 2
DIFFERENT VERSIONS ACCURATE AND VERIFIED
AND A STUDY GUIDE| REAL EXAMS | LATEST
UPDATE
Elements in groups ia and viia of the periodic table possess, respectively, how many valence
elecetrons
- 1 and 1
- 1 and 7
- 7 and 1
- 8 and 8
1 and 7
How many total electrons are present in a n^3- ion
10
Which of the following ions is not isoelectronic with the noble gas neon?
- na1+
- f1-
- c4+
- n3-
C4+
The correct name for the ionic compond fe2se3 is
- iron selenide
- iron (iii) selenide
- iron triselenide
- diiron triselenide
Iron (iii) selenide
Which of the following statements about polyatomic ions is correct?
- all must have names which end in -ate
- all must contain one of the halogens
- negative ions are more common than positive ions
- all carry a charge of two
Negative ions are more common than positive ions
In which of the following pairs of ionic compounds do both members of the pair contain +1 ions
- kcl and cao
- na3n and li2s
- alcl3 and mgf2
- more than one correct response
- no correct responcse
,Na3n and li2s
For the electron configuration 1s2, 2s2, 2p6, 3s2, 3p5, choose the appropriate number of valence
electrons present from the response list
7 valence e
In which of the following pairs of polyatomic ions do both members of the pair have the same
charge?
- sulfate and phosphate
- carbonate and hydroxide
- ammonium and nitrate
- more than one correct response
- no correct response
No correct response
Which of the following molecular compounds would have a lewis structure that contains 10
electron dots
- hcn
- h2o
- nh3
- co2
Hcn
The total number of nonbonding electron pairs present in the lewis structure of sih4 is
Zero
For which of the following pairs of elements would the compound formed between most likely
be a molecular compound
- li and br
- ba and o
- n and s
- cs and f
N and s
What is the geometry of the molecular compound formed by the reaction of sulfur with
hydrogen?
Angular
Which of the following sets of elements is arranged in order of decreasing electronegativity
- o, s, as
- cl, b, cl
- br, cl, p
- be, c, o
, O, s, as
If the electronegativity difference between two atoms x and z is 1.0, the bond between the two
atoms would be
Polar covalent
The formula mass of ammonium phosphite, (nh4)3po3 is
133.09 amu
Which of the following equations is balanced
- fes + 2hbr -> febr2 + 2h2s
- pbo2 + 2h2 -> pb + 2h20
- fe2o3 + 3h2 -> 2fe + 3h2o
- more than one correct response
- no correct response
More than one correct response
Avagradro's number of sulfure (s) atoms would have a mass of
- 6.02 * 10^-23g
- 6.02 * 10^23 g
- 16
-32
32
In which one of the following measure numbers are all of the zeros significant
- 0.0705
- 3,300,000
- 0.000440
- 3.945900
3.945900
Which of the following would involve an exact number
- length of a table
- mass of a bag of carrots
- number of inches in a yard
- surface area of a quilt
Number of inches in a yard
The calculator answer obtained from multiplying the measurements 64.49 and 6.57 is 423.70.
Given the operational rules governing significant figures, this answer
- is correct as written
- should be rounded to 423.7
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Test Bank For Advanced Health Assessment & Clinical Diagnosis in Primary Care 5th Edition by Joyce E. Dains; Linda Ciofu Baumann; Pamela Scheibel 9780323266253 Chapter 1-41 Complete Guide .
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NTR 222 Exam 3 (UAB) Latest Questions With Passed Solutions!!
