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प्रश्न
The ratio of number of sigma (σ) and pi (л) bonds in 2- butynal is ______.
विकल्प
`8/3`
`5/3`
`8/2`
`9/2`
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उत्तर
The ratio of number of sigma (σ) and pi (л) bonds in 2- butynal is `underline(8/3)`.
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