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dinitrophenol

Upper-Intermediate (B2)

IPA: //ˌdaɪ.nɪ.trəˈfiː.nɒl//

KK: /daɪˌnaɪtrəˈfiːnɒl/

noun
Definition

A type of chemical compound that is made from phenol and contains nitrogen and oxygen; it is known for being toxic and is used in some pesticides.


Example

Dinitrophenol is often used in laboratories for various chemical reactions.


Conversation
Sloth A
I was reading about some chemicals, and I came across dinitrophenol today.
Sloth B
Oh really? What does it do?
Sloth A
It’s actually used in some pesticides, but it's pretty toxic.
Sloth B
That sounds dangerous! I didn’t know chemicals could be so harmful.
Root Explanation

Dinitrophenol is formed from "di-" (meaning two), "nitro" (from Latin "nitrum", meaning saltpeter or nitrate), and "phenol" (from Greek "phaino", meaning to show or appear, and "ol", a suffix used in chemistry to denote alcohols or phenolic compounds). The term refers to a chemical compound that contains two nitro groups attached to a phenol structure.

Memory Tip

Think of 'two' ('di-') nitro groups being attached to a 'phenol' structure, which helps you remember that dinitrophenol is a compound with two nitro groups.

Visually Confused Words
nitrophenol
trinitrophenol
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