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Meaning of niobic acid | Babel Free

Noun CEFR B2

Definitions

the hypothetical acid HNbO₃ derived from niobic oxide Nb₂O₅, only known as its salts, the niobates

uncountable

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

Niobid niobite Niobium niobium pentachloride niobocarbide niobocene

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