All Questions
Tagged with reactivity inorganic-chemistry
55
questions
3
votes
1
answer
2k
views
Is silicon dioxide decomposition possible?
I was thinking about this, I made Gibbs free energy calculations and I can't figure out if
$$\ce{SiO2(s) -> Si(s) + O2(g)}$$
is actually possible, even at a ridiculous high temperature.
1
vote
0
answers
35
views
Is there any elemental molecule which does not react well with anything but oxygen? [closed]
For example, phosphor reacts with oxygen but it also easily reacts with many halogens, metals, etc.
Is there any elemental molecule that doesn't react well with almost anything but oxygen?
-2
votes
1
answer
182
views
Can iodine replace other halogen as well?
While reading about halogen family I encountered the reaction:
$$\ce{NaClO3 + I2 -> NaIO3 + Cl2}$$
I know that that the oxidizing tendency of halogens decreases down the group, so I think that the ...
4
votes
2
answers
390
views
When aluminium is ignited in atmosphere, will it form only aluminium oxide or also aluminium nitride?
We know when lithium is burnt in air, it forms lithium nitride and lithium oxide. I am wondering if this applies to aluminium (other metals) also?
13
votes
1
answer
672
views
What are the properties of COₓ where x ≥ 3?
$\ce{CO_x}$ are part of the oxocarbon molecule class. Commonly known are $\ce{CO}$ and $\ce{CO2}.$ However, there are molecules in which $x$ is equal to or larger than $3.$ Those molecules are barely ...
4
votes
3
answers
698
views
Why cobalt reacts favorably with nitrogen?
I used also iron, nickel, zinc, copper. However, cobalt gives the easiest and straight forward yield of nitrides (XPS and SAED verified).
It is so easy to get cobalt nitride that I don't even have to ...
3
votes
2
answers
4k
views
Why do bubbles form when a reactive metal is placed in a less reactive metal's salt solution?
What is the gas that if formed when a reactive metal is placed in a salt solution of a less reactive metal? Theoretically, it should just be a simple displacement.
I know that this question has been ...
4
votes
1
answer
4k
views
Reaction of aqueous sodium carbonate with aluminum foil
Aqueous sodium hydroxide is known to react with aluminum foil in an exothermic, hydrogen-gas releasing reaction like $$\ce{2NaOH(aq) + 2Al(s) + 2H2O(\ell) → 2NaAlO2(aq) + 3H2(g)}$$
However, on ...
0
votes
1
answer
70
views
Does bicarbonation require water?
In an aqueous solution of $\ce{NaOH}$ exposed to the atmosphere one can probably expect some degree of $$\ce{NaOH(aq) + CO2(g) -> NaHCO3 (aq)}$$
But, what would happen if just a solid block of $\...
1
vote
1
answer
12k
views
Will silicon dioxide react with hydrochloric acid?
I have the following equation, based on the reaction of $\ce{SiO2}$ with $\ce{HF}:$
$$\ce{SiO2 + HCl -> SiCl4 + 2 H2O}$$
I want to know if this reaction is indeed feasible, what conditions may be ...
2
votes
1
answer
1k
views
Equation for reaction between chlorine fluoride and potassium bromide
The equation given in the answer key was
$$\ce{ClF + 2KBr → KCl + KF + Br2}$$
However won't the $\ce{KCl}$ also react with $\ce{ClF}$ to form $\ce{KF}$ and $\ce{Cl2}$, resulting in the net reaction ...
0
votes
0
answers
52
views
Is the water absorbed by sodium polyacrylate available to react?
I'm curious whether the water absorbed by sodium polyacrylate would react with alkali metals, or be trapped by the sodium polyacrylate.
6
votes
1
answer
323
views
Does aluminum oxide react with rubidium?
I have rubidium vapor inside of the vacuum chamber. Inside the vacuum chamber, there are two flat stainless steel coated with aluminum oxide at temperature ~100 °C.
Since rubidium is active, I am ...
10
votes
1
answer
1k
views
Reactivity of different isomers of N2F2
$\ce{ N2F2}$ exists in two forms cis and trans. Today my chemistry teacher tells me that among the two only cis form takes part in reactions and that it is more reactive. But I have read elsewhere ...
41
votes
5
answers
19k
views
Why does potassium react more violently with water than lithium?
Recently, I was telling my friends about the violent reaction that takes place when you throw potassium into water. Soon after, a friend of mine claimed that lithium would react more violently than ...