Exam (elaborations)
ACS GEN CHEM 1 FINAL EXAM 2024
- Course
- Institution
ACS GEN CHEM 1 FINAL EXAM 2024
[Show more]
Content preview
ACS GEN CHEM 1 FINAL EXAM 2024Which is the strongest oxidizing agent?
N a →← N a + + e - 2 . 7 1 V
Cd →← Cd2+ + 2e- 0.40 V
H2 →← 2H+ +2e- 0.00V
Ag→← Ag++e- -0.80V
(A) Na+
(B)H2
(C) Cd0
(D)Ag+ - Precise Answer ✔✔Ag+
All are examples of Lewis acid-base reactions except
Cu2+(aq) + 4NH3(aq) →← [Cu(NH3)4]2+(aq)
HCl(g) + NH3(g) → NH4Cl(s)
H+(aq) + OH-(aq) →← H2O(l)
2Na(s) + Cl2(g) → 2NaCl(s) - Precise Answer ✔✔2Na + Cl2 -> 2NaCl(s)
According to the Lewis definition, an acid is a species - Precise Answer ✔✔accepting a pair of electrons
All are potential Lewis bases except
NH3
H2O
CH4
CN- - Precise Answer ✔✔CH4
Which hydrated metal ion is most acidic under conditions of equal molar concentration in water? -
Precise Answer ✔✔Al3+
, Which element in Group 5A forms the most basic oxide? - Precise Answer ✔✔Bi
In what respect does an atom of magnesium differ from a magnesium ion (Mg^2+) - Precise Answer
✔✔The ion has more stable electronic arrangement than the atom
A certain atom has the symbol 148/73Px. What does the symbol tell about an atom of the element? -
Precise Answer ✔✔It has 75 neutrons in the nucleus
The atomic mass of an element is 32.07 u and its atomic number is 16. The number of protons contained
in the nucleus of an atom of this element is - Precise Answer ✔✔16
The atomic mass of an element is 32.07 u and its atomic number is 16. The element forms a simple ion.
The ion will most likely have a charge of - Precise Answer ✔✔2-
Which atom contains 7 neutrons
A. n=1 n=2 n=3
M=24,z=12 2e 8e 2e
B. n=1 n=2 n=3
M=15 z=7 2e 5e
C. n=1 n=2 n=3
M=17, z=10 2e 8e
D. n=1 n=2 n=3
M=34, z=17 2e 8e 7e - Precise Answer ✔✔C
In which pair of compounds should the first member be more covalent than the second member?
A TlCl, TlCl3
B SnI4,SnF4
C LiF, BF3
D SnF4, CF4 - Precise Answer ✔✔SnI4, SnF4
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller YANCHY. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $17.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
67163 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now