Answer and Explanation:
The resonance contributor in cyclopentadienone (as shown in the attachment below) results into the compound having a positive charge on the carbonyl group, C=O which accounts for a highly reactive anti-aromatic 4π system. And this illustrates the reason for its instability.
Gas water and ice i think bro
Just the movement and game plan of the particles changes, not the personality of the substance.
<span>Conservation of energy. A ball rolls down a ramp, then up another ramp. Even if the ramps are set at different angles, the final height achieved by the ball is (almost) its original height.</span>