The bond angle of ammonia or NH3, is 107 degrees. What kind of bond is formed between the Cu2+ ion and the N atom of ammonia? This is due to the to difference in lone pair-lone pair, bond pair-lone pair repulsion. Hence such type of chemical bonding is an example of a coordinate covalent bond. So, here we have an unbonded electron bond and three sigma bonds. That is the hybridization of NH3. Therefore, here ammonia acts as Lewis acid, and boron trifluoride act as Lewis base, NH 3 + BF 3 → F 3 B←:NH 3. Copper(II) reacts with ammonia to form the Cu(NH3)42+ ion shown below. The hydrogen bonds are many magnitudes stronger than other intermolecular forces in NH3; therefore, when examining intermolecular bonding in this molecule, other forces can be safely ignored. The lone electron pair on the nitrogen atom (N) in ammonia, represented as a line above the N, forms the bond with a proton (H +). Electronegativity values: Cu: 1.9; N: 3.0; H: 2.1. Answer: NH3 ( Ammonia ) is a covalent bond What is chemical bond, ionic bond, covalent bond? Thereafter, all four N–H bonds are equivalent, being polar covalent bonds. Thus, these four regions make Ammonia SP3 hybridized because we have S and three Ps that are being hybridized around the Nitrogen atom. A. Ionic B. Polar covalent C. Pure covalent D. Coordinate covalent E. I'm not sure. ... Ionic bonding is a type of chemical bond that involves the electrostatic attraction between oppositely charged ions, and is the primary interaction occurring in ionic compounds. Chemical Bonding in Metallic Compound It uses three of its electrons to form a single covalent bond with each of the three hydrogens. The nitrogen in ammonia contains five electrons. For the formation of the bond between boron trichloride and ammonia, both the electrons come from ammonia. The hybridization in NH3 is thus sp3. The types of intermolecular forces present in ammonia, or NH3, are hydrogen bonds. 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