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What is OH in chemistry?
OH- (note the negative charge) is the hydroxide ion. This ion consists of a deprotonated water molecule; it acts as a base. OH (typically denoted ROH) can also denote a hydroxyl group, which is a common functional group in organic chemistry. For example MeOH is methanol, CH3OH.
Why the oxygen of a hydroxyl group act as a nucleophile or a base?
The hydroxyl group is the common denomination for a molecule consisting of an oxygen and a hydrogen atom connected by a covalent bond, in other words a O-H, where the oxygen atom has two or three (in case its an hydroxide anion) pair of free electrons, which can attack another atom with a deficiency of electrons and make a bond (acting like a nucleophile) or the same thing but attacking a proton H+ (atom with deficiency of electrons) acting in this case as a base. In both cases it acts as a nucleophile but when it attacks a proton or a molecule with a proton (like an acid) acts specifically as a base. I hope I could answer your question.
What does OH mean in science?
There is no such chemical symbol. 'OH' does not exist as a substance. However, the symbol 'OH^-' does exist, it is the symbol for the hydroxide anion(ion). Further when 'OH^-' is shown in a substance , e.g. NaOH , the 'OH^- ,moiety still exists but is cancelled out by the 'Na^+' Two equal and opposite charges.
What functional group does a nucleotide contain?
Hydroxyl-OH Amino-NH2 Phosphate-PO4
Is water hydrophobic?
no, that would mean water molecules are not attracted to other water molecules
Is citric acid in the hydroxyl group?
No, citric acid does not have a hydroxyl group. It contains three carboxylic acid groups.
Why tertiary hydroxyl group protection is difficult?
ascorbic acid hydroxyl group protection
Mandelic acid pka?
The pKa of mandelic acid is around 3.4 for the carboxylic acid group and around 9.8 for the phenolic hydroxyl group. This means that mandelic acid is a weak acid, with the carboxylic acid group being more acidic than the phenolic hydroxyl group.
What is --COOH?
It is a carboxyl functional group, consisting of a carbonyl and hydroxyl group. It is an ACID [moiety].
What functional group does lactic acid contain?
Lactic acid contains a hydroxyl (-OH) group, which is a characteristic of carboxylic acids.
What is the functional group of formic acid?
The functional group of formic acid is the carboxylic acid group, which consists of a carbonyl group attached to a hydroxyl group. This functional group is represented as -COOH.
Is hydroxyl acid water?
Hydroxyl acid is not water. Hydroxyl acid refers to a class of organic compounds that contain a hydroxyl group (-OH) attached to a carbon atom in a molecule. Water, on the other hand, is a simple inorganic compound composed of two hydrogen atoms and one oxygen atom (H2O).
The functional group in acetic acid is called the?
The functional group in acetic acid is called the carboxyl group, which consists of a carbonyl group attached to a hydroxyl group (-COOH).
How does a hydroxyl group differ from a carboxyl group?
A hydroxyl group consists of an oxygen atom bonded to a hydrogen atom, while a carboxyl group consists of a carbonyl group (C=O) bonded to a hydroxyl group. Carboxyl groups are acidic due to the presence of the hydrogen that can ionize, while hydroxyl groups do not have this acidic property.
What functional group does lactic acid belong?
Lactic acid belongs to the carboxylic acid functional group. This functional group consists of a carbonyl group (C=O) and a hydroxyl group (OH) attached to the same carbon atom.
What is ester bond?
Ester bond is formed when the carboxyl group of fatty acid combine with the hydroxyl group of glycerol.
Which functional groups are lactones formed?
Lactones are cyclic esters formed by the reaction between a carboxylic acid and a hydroxyl group. The functional groups involved in the formation of lactones are the carboxylic acid group (-COOH) and the hydroxyl group (-OH) on the same molecule.
