The metal-carbon bonds in metal carbonyls have both σ and n characters. A σ bond isformed when the carbonyl carbon donates a lone pair of electrons to the vacant orbital ofthe metal. A n bond is formed by the
Composites are a combination of more than two materials with different mechanical properties. The stiffness, corrosion resistance, fatigue strength, and toughness of composites are high.Answer and Explanation: The five observations that relates the properties of metal...