

MCQOPTIONS
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1. |
Triple bond in ethyne is formed from [MP PMT 1990; NCERT 1979; EAMCET 1978; AMU 1985; CPMT 1988; MADT Bihar 1982; MH CET 2000] |
A. | Three sigma bonds |
B. | Three pi bonds |
C. | One sigma and two pi bonds |
D. | Two sigma and one pi bond |
Answer» D. Two sigma and one pi bond | |