X:F2C=C=CF2 Y:F2B-C (triple bond) C-BF2 wich …

Posted by Vasu Yadav 6 years, 3 months ago

Posted by Bhavishaya 2009 1 year, 6 months ago

Posted by Prity Rani Mishra 1 year, 6 months ago

Posted by Mahi Sharma 1 year, 5 months ago

Posted by Kashish Baisla 9 months, 2 weeks ago

Posted by Shikhar Manav 1 year, 5 months ago

Posted by Priya Dharshini B 1 year, 5 months ago

Posted by Shagun Sagar 1 year, 5 months ago

Posted by Ritika Maurya 1 year, 5 months ago

Posted by Karan Kumar Mohanta 1 year, 4 months ago

Posted by Roshni Gupta 1 year, 5 months ago