All Questions
Tagged with reactivity reaction-mechanism
68
questions
2
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1
answer
435
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Reaction of unsaturated lactone and alcohol
Image source
I found this equation to turn this compound into an ketoester but I am unsure of the reaction mechanism.
I postulate that the alcohol attacks the carboxyl carbon, the O becomes formally ...
- 748
-1
votes
2
answers
222
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Can a weak acid react to give a stronger acid? [closed]
I was trying to understand why $\ce{AgCl}$ does not dissolve in $\ce{HNO3}$ and the reaction I could think of was something like this:
$$\ce{AgCl + HNO3->AgNO3 + HCl}$$
I could not understand why ...
- 11
3
votes
1
answer
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Why can't Grignard reagents react like Organolithium does (with acids)?
I'd read yesterday that Grignard reagents can't give ketones on reaction with carboxylic acids. It is because of the fact that Grignard reagent is a "super-base", and it will deprotonate the ...
- 3,071
40
votes
6
answers
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How does ammonium nitrate explode on its own?
I thought ammonium nitrate was an oxidizer that needed to be mixed with fuel to form a high explosive (e.g., ANFO). But apparently there have been accidental explosions involving just the "...
- 1,633
2
votes
0
answers
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Reactivity comparison between benzaldehyde and acetaldehyde [duplicate]
One of my teacher says that $\ce{Ph-CHO}$ is more reactive than $\ce{CH3-CHO}$ in performing nucleophillic addition reaction because $\ce{—Ph}$ is planar and thus offers less steric hindrance as ...
- 71
4
votes
1
answer
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Beckmann rearrangement v/s dehydration of Oximes
In the above question, A is an oxime, which is then reacted with phosphorus pentoxide. Now, phosphorus pentoxide is both a dehydrating reagent and a reagent used for Beckmenn rearrangement, but which ...
user92687
2
votes
2
answers
840
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Reaction between Copper nitrate and ascorbic acid
I am confused on the products of reaction between copper nitrate and ascorbic acid. When I searched this online, one of the reactions I got was: $$\ce{2Cu(NO3)2 + C6H8O6 <=> 2CuO + 4H2O + CO2}$$
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4
votes
2
answers
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Why are Friedel Crafts reaction not possible for molecules less activated than benzene?
I know that Friedel Crafts alkylation reaction are not possible for aniline and phenol since they form complexes with Lewis Acids. But our teacher told us that Friedel Crafts reactions aren't possible ...
- 41
4
votes
1
answer
3k
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Reactivity of different alcohols with NaNH2 and CH3I
Identify the final product (B) in the following reaction:
I'm not sure how $\ce{NaNH2}$ and $\ce{CH3I}$ will react with the different types of alcohol present here. According to my solution,ether was ...
- 105
0
votes
0
answers
204
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Is the activation energy always inversely proportional to the reaction rate?
When I obtained the activation energy using the Arrhenius equation for a 10-minute glowstick (rapid, rigorous reaction), it was almost 4 times that of a 12-hour glowstick (slow, mild reaction).
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4
votes
2
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389
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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?
user87087
1
vote
1
answer
3k
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Friedel-Crafts Alkylation of Pyrrole [duplicate]
I thought that I already know how the Electrophilic Aromatic Substitution (EArs) for Aromatic rings work but then this reaction was shown to me and I was really sure that my professors didn't bothered ...
1
vote
0
answers
593
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Mechanism of Bis-decarboxylation of α,β-dicarboxylic acid
According to an internal test series in FIITJEE, it was given that the following compound decarboxylates on heating,
I know that β-keto acids undergo decarboxylation on heating, but I was not sure ...
- 3,071
0
votes
1
answer
5k
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why lithium is less reactive than sodium? [duplicate]
Lithium lies above sodium in a group and is also smaller in size. According to periodic trend reactivity decreases from left to right in period and down the group.
- 17
3
votes
2
answers
9k
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How to dissolve calcium sulfate fast?
I would like to dissolve $\ce{CaSO4}$ in a hardened condition (e.g. gypsum board) as fast as possible. I have seen in posts about $\ce{CaSO3}$ that vinegar and sulfamic acid are able to dissolve it.
...
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