Answer:
1. The metal atom/ion in these compounds are Ni and Ni2+ respectively.
2. The electrons from s oribital will jump to d orbital and so I expect CO to donate electron pairs in 4p and 4s orbitals and form sp3 hybridisation.
Look it up online you will find it
The direction<span> of </span>the momentum<span> is the </span>same<span> as the </span>direction<span> of the velocity of the ball. </span>
