About: ammonium ion

Premodifier: ammonium
Head noun: ion

Same concepts
http://dbpedia.org/resource/Ammonium

Broader concepts

label	provenance	confidence
monovalent cation	isap:211370040	0.774624
onium ion	isap:281847949	0.609859
species	isap:234155732	0.582818
hydrogen ion precursor	isap:261597137	0.495164
ion	isap:281847938	0.481974
agent	isap:468944612	0.461131
metal	isap:465844723	0.441472
acid	isap:246312581	0.428987
ammonium salt	isap:247802720	0.417276
byproduct of the oxidation	isap:264407429	0.383276
cation	isap:211370036	0.310480
contaminant	isap:111316984	0.299966
ammonia	isap:235451852	0.213229
water	isap:468724060	0.199907
is	isap:416306104	0.114409

Narrower concepts

label	provenance	confidence
boron	isap:324354353	0.296286
clay	isap:126733339	0.140128