Questions tagged [halides]
Chemical compounds that contain halogens (group 17 in the Periodic Table) as part of their chemical structure. This tag should only be applied where the halide group is one of the main focuses of the question.
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Does hydrogen peroxide remove chloramine from water?
I know that a small amount of hydrogen peroxide will convert chlorine in drinking water into table salt, oxygen, and water:
$$\ce{NaOCl + H2O2 → NaCl + H2O + O2}$$
What I can't find is what effect it ...
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Why do silver halide crystals in suspension, develop a surface charge
This is a question related to analog photography. Photographic films have a suspension of silver halide crystals in them, and these crystals have adsorptive properties which are used in this ...
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Why do active methylene compounds give Sn2 reactions?
I dont understand why they are strong nucleophiles when the negative charge is resonance stabilised. Also it is bulky, is there any chance of elimination?
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What is the meaning of a “halide component” for Friedel–Crafts reaction? [closed]
Among the given halides, which one can be used as halide component for Friedel–Crafts reaction?
(a) Isopropyl chloride
(b) Bromobenzene
(c) Chlorobenzene
(d) Chloroethene
I don't understand what a &...
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major product formed in wurtz reaction in the given molecule[ 1,3-dibromo-2,2-di(1-bromomethyl)propane ]
This is the reactant molecule which undergoes wurtz reaction. All possible products are-
What will be the most favorable in all of these? In my opinion that the last one should not be the one because ...
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Identifying an alkyl bromide from NMR information
This question appeared on an exam and I translate it into English.
In the NMR $\ce{H^1}$ spectrum of a pure substance, with molecular formula $\ce{C4H8Br2}$, the following chemical shifts (in ppm) ...
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Why isn't there hydrofluoric acid in fluoridated water? [closed]
From what I've read, when water is fluoridated it's done so either by $\ce{NaF}$ artificially or $\ce{CaF2}$ naturally. If this is correct, shouldn't the reaction $\ce{CaF2 + H2O -> CaO + 2HF}$ ...
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Numbering of carbon chain in 3-bromo-2-methylpropene
I have a specific confusion in numbering the carbon chain for 3-bromo-2-methylpropene.
I found two carbon chains of equivalent length (three atoms) and equivalent side chains (one atom).
For both ...
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Substitution in aryl halides
I need to propose a route for the synthesis of 2-(bromomethyl)benzonitrile from 1-bromo-2-(bromomethyl)benzene. In the attached figure, the structure of the starting compound and the species to be ...
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Reaction of aqueous KOH and alcoholic KOH with alkyl halide [duplicate]
CONTEXT:
Here's reaction of alkyl halide with aqueous $\ce{KOH}$
and here's the reaction for dehydrohalogenation by alcoholic $\ce{KOH}$
Question
Initially $\ce{KOH}$ is aqueous. On reacting with ...
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Lithium Air vs Li Fluoride battery capacity [closed]
Lithium air aka lithium oxygen batteries are described as highest theoretical capacity battery possible. In wikipedia, it says lithium air has energy density 5210 Watt hour per kg, including weight of ...
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Why do different products form when alkali halide reacts with zinc in polar protic and aprotic solvents?
Let's take an alkali halide such as $\ce{CH3CH2Cl}$ the two reactions in polar protic and aprotic solvents are as follows:
$$
\begin{align}
\ce{CH3CH2Cl &->[Zn, CH3OH] CH3CH3}\tag{R1} \\
\ce{...
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Double bond or carbanion for nucleophillic attack [closed]
I came across this question:
According to me the Hydride ion should take hydrogen from left (unsubstituted carbon) because carbanion will be more stable there and this carbanion will then act as a ...
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Can nitric oxide (NO) reduce xenon fluorides
I came across the following question:
$\ce{XeF4}$ on reaction with gaseous nitric oxide forms xenon gas and (P). Find the total number of lone pairs present in one molecule of P.
As far as xenon ...
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Can there be a gas-phase electrolyte?
Reading the first paragraph in Wikipedia's I found one sentence particularly interesting:
Some gases, such as hydrogen chloride ($\ce{HCl}$), under conditions of high temperature or low pressure can ...