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प्रश्न
The compound having - a trivalent negative ion.
विकल्प
calcium nitrate
calcium oxide
calcium nitride
calcium sulphate
MCQ
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उत्तर
Calcium nitride
Explanation:
Calcium nitride (Ca3N2) contains the nitride ion (N3−), which is a trivalent negative ion.
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अध्याय 1: The Language of Chemistry - For Additional High Order Thinking Questions [पृष्ठ १७]
