CHEM 199 EXAM 1

Quiz
•
Chemistry
•
University
•
Hard
Anagha Dangi
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Which sketch represents an atom with the quantum numbers n=3, l=0, ml=0
A
B
C
D
2.
FILL IN THE BLANK QUESTION
10 mins • 1 pt
When the electron in a hydrogen atom moves from n=6 to n=2, light with a wavelength
______ nm is emitted
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The elements Y and Z are best described as:
anions
cations
isotopes
different elements
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
What is the frequency of light (in Hz) that has a wavelength of 1.23 x 10^-6 cm?
2.44 x 10^16
1.04 x 10^-13
9.62 x 10^12
3.69
4.10 x 10^-17
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
For which of the properties does Li have a larger value than potassium?
ionization energy
atomic radius
molecular weight
ionic radius
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
How many anions are there in 45.0 g of MgBr2?
2.94 × 10^22 anions
1.47 × 10^22 anions
2.94 × 10^23 anions
4.93 × 10^25 anions
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The number of electrons and protons in 28.086 g of Si is what?
28
1.69 × 10^25
8.43 × 10^24
None of the above
Create a free account and access millions of resources
Similar Resources on Wayground
15 questions
AP Chemistry--Stoichiometry Plus

Quiz
•
10th Grade - University
13 questions
Mass to Mass Setup

Quiz
•
11th Grade - University
20 questions
Naming Ionic Bonds

Quiz
•
10th Grade - University
15 questions
Mass Spectrum Isotopes

Quiz
•
11th Grade - University
15 questions
Mass Spec

Quiz
•
11th Grade - University
15 questions
Open Stax Chemistry

Quiz
•
10th Grade - University
15 questions
Electrophilic Aromatic Substitution

Quiz
•
University
15 questions
Mass Spectrometry

Quiz
•
11th Grade - University
Popular Resources on Wayground
55 questions
CHS Student Handbook 25-26

Quiz
•
9th Grade
10 questions
Afterschool Activities & Sports

Quiz
•
6th - 8th Grade
15 questions
PRIDE

Quiz
•
6th - 8th Grade
15 questions
Cool Tool:Chromebook

Quiz
•
6th - 8th Grade
10 questions
Lab Safety Procedures and Guidelines

Interactive video
•
6th - 10th Grade
10 questions
Nouns, nouns, nouns

Quiz
•
3rd Grade
20 questions
Bullying

Quiz
•
7th Grade
18 questions
7SS - 30a - Budgeting

Quiz
•
6th - 8th Grade
Discover more resources for Chemistry
36 questions
USCB Policies and Procedures

Quiz
•
University
4 questions
Benefits of Saving

Quiz
•
5th Grade - University
20 questions
Disney Trivia

Quiz
•
University
2 questions
Pronouncing Names Correctly

Quiz
•
University
15 questions
Parts of Speech

Quiz
•
1st Grade - University
1 questions
Savings Questionnaire

Quiz
•
6th Grade - Professio...
26 questions
Parent Functions

Quiz
•
9th Grade - University
18 questions
Parent Functions

Quiz
•
9th Grade - University