I.
noun
1 chemical
ADJECTIVE
▪ chemical
▪
Scientists have produced a new chemical ~.
▪ inorganic , organic
▪ synthetic
▪ natural
▪ molecular , simple
▪
Dalton believed that the simplest ~ of two elements must have one atom of each.
▪ active , toxic , volatile
▪ carbon , iron , etc.
VERB + COMPOUND
▪ form , make , produce
▪
At the right temperature, the chemicals will form a ~.
▪ develop , synthesize
▪ discover , identify
▪ isolate
COMPOUND + VERB
▪ contain sth
▪ be derived from sth , be found in sth , derive from sth , occur
▪
~s derived from rainforest plants
PREPOSITION
▪ ~ of
▪
a ~ of oxygen and hydrogen
2 area of land and buildings
ADJECTIVE
▪ military , palace , prison
▪ secure , walled
▪
Police are investigating a raid on a secure ~.
PREPOSITION
▪ in a/the ~ , inside a/the ~
▪
life inside the prison ~
II.
verb
Compound is used with these nouns as the object: ↑ effect , ↑ error , ↑ problem , ↑ situation
III.
adj.
Compound is used with these nouns: ↑ fracture , ↑ interest , ↑ word