Home
Class 12
CHEMISTRY
At pH=4, glycine exists as:...

At `pH=4`, glycine exists as:

A

`underset(CH_(2)-COOH)underset("| ")(overset(o+)(N)H_(3)" ")`

B

`underset(CH_(2)-COO^(-))underset("| ")(overset(o+)(N)H_(3)" ")`

C

`underset(CH_(2)-COOH)underset("| ")(NH_(2)" ")`

D

`underset(CH_(2)-COO^(-))underset("| ")(NH_(2)" ")`

Text Solution

Verified by Experts

The correct Answer is:
A
`H_(2)N-CH_(2)-COOH overset(+H^(+))underset(pH = 4)rarr H_(3)N^(+)-CH_(2)-COOH`
Promotional Banner

Similar Questions

Explore conceptually related problems

In a solution of pH 5, will glycine exist as a cation or anion ?

In a solution of pH 11, will glycine exist as an anion or cation ?

Sulfanillic acid at pH = 2 and 12 exists as....and migrates towards..... Respectively.

Which among the following statements are true for glycine? 1. It exists in crsytalline form 2. It is optically active 3. It is soluble in water 4. It can form Zwitter ions

How will you show the amphoteric nature of glycine? Mention the pH value for its isoelectric point.

Isoelectric point of glycine is .......

Glycine [NH_(2)CH_(2)COOH) is basic and acidic due to presence of -NH_(2) and -COOH group. It acquires a H^(o+) to form overset(o+)NH_(3)COOH , which is a diprotic acid with K_(1) = 4.5 5 xx10^(-3) and K_(2) = 1.7 xx 10^(-10) . In a 0.01M solution of neutral glycine, a. What is the pH and b. What percent of the glycine is in the cationic form at equilibrium?

What will be product when glycine, is heated -

In photorespiration , glycolate and glycine synthesis occurs respecitvely in