INDICATE TRUE /FALSE 1. Organic compounds are generally covalent compounds, therefore donot give ionic reactions. 2. Carbon also forms stable and multiple bonds with some other atoms, other then carbon. 3. The rotation of two carbon atoms joined by a double bond could not happen if pi bond breaks. 4. For a ketonic compound having molecular formula C5H10O only three metamers are possible. 5. The necessary and a sufficient condition for a compound to exhibit geometric isomerism is that the groups attached to the same carbon atom must be similar.