Chemistry
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New answer posted
a year agoContributor-Level 10
In the ammonolysis reaction, HCl is produced as a byproduct. To neutralize this acidic impurity, the mixture is treated with NaOH.
New answer posted
a year agoContributor-Level 9
First ionization enthaly of Mg is smaller than Ar and Cl but higher than Na.
New answer posted
a year agoContributor-Level 9
The following depicts a chemical reaction leading to a Major Product Y.
Mercury has low boiling point so is refined by distillation method.
Copper refining is done through electrolytic refining.
Silicon is refined by zone refining method.
Nickel is refined by vapour phase refining.
New answer posted
a year ago
Contributor-Level 9
During nitration of aniline, meta- nitroaniline is also formed as product due to formation of –NH? group. The percentage of p, m and o product is 51%, 47% and 2% respectively
New answer posted
a year agoContributor-Level 9
In Hoffmann bromamide reaction, hypobromite ion react with amide and in this reaction carbonyl group is lost as CO? ²? in form of Na? CO?
New answer posted
a year agoContributor-Level 9
CuSO? 5H? O is blue vitriol which is represented as [Cu (H? O)? ]. H? O.SO? Here, secondary valencies are 4 H? O and 1H? O molecule outside coordination sphere is involved in hydrogen bonding.
New answer posted
a year agoContributor-Level 9
Oxidation state of N
| NO | +2 |
|-|-|
| NO? | +4 |
| N? O | +1 |
| NO? | +5 |
So, order of oxidation state is
NO? > NO? > NO > N? O
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