Assertion: noble gas | /r/Synonym | noble
Facets:
Source sentences:
text: Why Are Noble Gases Called Noble?
text: Why are Noble Gases Called Noble?
text: Why are the noble gases called noble?
text: Why are noble gases called noble?
text: Why are the noble gases called noble?
text: Noble gases don’t react or bond with any element and remain isolated, which is why they are called ‘Noble’.