copper hydroxide: meaning, definition, pronunciation and examples
C2Technical / Scientific
Quick answer
What does “copper hydroxide” mean?
A blue, crystalline chemical compound with the formula Cu(OH)₂, used primarily as a fungicide, pigment, and in various chemical processes.
Audio
Pronunciation
Definition
Meaning and Definition
A blue, crystalline chemical compound with the formula Cu(OH)₂, used primarily as a fungicide, pigment, and in various chemical processes.
In industrial and educational contexts, it can also refer to the substance in various states (e.g., freshly precipitated gel, dry powder) used in catalysis, as a precursor to other copper compounds, and in school chemistry experiments.
Dialectal Variation
British vs American Usage
Differences
No lexical or spelling differences. Pronunciation of 'hydroxide' may show minor stress variation.
Connotations
Identical technical connotations in both varieties.
Frequency
Equally low-frequency and confined to technical domains in both regions.
Grammar
How to Use “copper hydroxide” in a Sentence
[copper hydroxide] is used as [noun phrase][copper hydroxide] reacts with [noun phrase] to form [noun phrase]the precipitation of [copper hydroxide]Vocabulary
Collocations
Examples
Examples of “copper hydroxide” in a Sentence
adjective
British English
- The copper-hydroxide suspension was filtered.
- A copper-hydroxide-based fungicide is common.
American English
- The copper-hydroxide suspension was filtered.
- A copper-hydroxide-based fungicide is common.
Usage
Meaning in Context
Business
Used in the context of agricultural chemical sales and material safety data sheets (MSDS).
Academic
Common in chemistry textbooks, research papers on inorganic synthesis, corrosion studies, and electrochemistry.
Everyday
Virtually never used in everyday conversation.
Technical
Standard term in chemistry, horticulture (as a fungicide), and industrial pigment manufacturing.
Vocabulary
Synonyms of “copper hydroxide”
Neutral
Weak
Watch out
Common Mistakes When Using “copper hydroxide”
- Misspelling as 'copper hydroxid' or 'copper hydroxed'.
- Incorrectly stating its formula as CuOH (which is copper(I) hydroxide).
- Using it as a countable noun (e.g., 'a copper hydroxide') – it is typically uncountable mass noun.
FAQ
Frequently Asked Questions
Yes, it can be harmful if ingested or inhaled, and it is toxic to aquatic life. Safety data sheets (SDS) should always be consulted.
It is typically a light blue or blue-green solid.
It is very rare in nature. The mineral form is called spertiniite, but it is not common. It is usually manufactured synthetically.
Copper hydroxide (Cu(OH)₂) contains hydroxide ions (OH⁻), while copper oxide (CuO) contains oxide ions (O²⁻). They have different chemical formulas, properties, and uses.
A blue, crystalline chemical compound with the formula Cu(OH)₂, used primarily as a fungicide, pigment, and in various chemical processes.
Copper hydroxide is usually technical / scientific in register.
Copper hydroxide: in British English it is pronounced /ˈkɒpə haɪˈdrɒksaɪd/, and in American English it is pronounced /ˈkɑːpər haɪˈdrɑːksaɪd/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think of the Statue of Liberty's green colour, which is caused by copper compounds like basic copper carbonate forming on the surface. Copper hydroxide is a related blue compound.
Conceptual Metaphor
N/A - Technical term with no common metaphorical extensions.
Practice
Quiz
What is the primary industrial use of copper hydroxide?