isotope of hydrogen with 1 neutron

DEUTERIUM
List of words for the clue isotope of hydrogen with 1 neutron from the crossword:
STAR GAS D ATOM RADIONUCLIDE RADIOISOTOPE ATOMS TOON PULSARS PULSAR NUKE GASES N-BOMB ISOTONE DENSE A-BOMB ELEMENT ATWT AMMONIA
WordClue
GASethylene or hydrogen
MALIcountry with Bamako
OMANcountry with Muscat
STARmorning or neutron
BRAKEworks with disc or drum
CLOCKwith pendulum
FIELDwith corn or mines
FIGHTwith pillow or knife
GUARDin prison or with honor
MALTAcountry with Valletta
NIGERcountry with Niamey
NORWAYcountry with Oslo
NAMIBIAcountry with Windhoek
NIGERIAcountry with Abuja
MALDIVEScountry with Malé
PAKISTANcountry with Islamabad
PARAGUAYcountry with Asunción
NICARAGUAcountry with Managua
WATERSTUFFhydrogen
NETHERLANDScountry with Amsterdam
OASISisolated vegetation
GRUIsrael - Mossad, Russia - ?