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प्रश्न
Tick (√) the correct answer.
Which of the following exhibit variable valency ?
पर्याय
calcium
copper
carbon
chlorine
MCQ
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उत्तर
copper
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
Tick (√) the correct answer.
Which of the following exhibit variable valency ?
calcium
copper
carbon
chlorine
copper