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why kcl has less meting point than the nacl

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13y ago
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6mo ago

The bonding in KCl involves ionic bonding between the potassium (K) cation and chloride (Cl) anion, where electrons are transferred from K to Cl to form a stable bond. In NH3, bonding occurs through covalent bonding where nitrogen (N) shares electrons with hydrogen (H) atoms to form a stable molecule. The difference lies in the type of interaction: ionic (KCl) versus covalent (NH3) bonding.

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8y ago

Bonding energy for N-H is 386 kJ/mol.
Bonding energy for C-Cl is 327 kJ/mol.
Bonding energy for Cl-Cl is 240 kJ/mol.
1 kJ = 0,238 845 9 kcal

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Q: How is the bonding in kcl different from nh3?
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What intermolecular forces are present in NH3?

In NH3 (ammonia), the intermolecular forces present are hydrogen bonding, which occurs between the hydrogen atom on one NH3 molecule and the lone pair of electrons on the nitrogen atom of another NH3 molecule. This is a type of dipole-dipole attraction.


What kind of bonding is K-Cl?

Th bonding in potassium chloride, KCl, is ionic. The crystal contains potassium ions, K+ and chlorine anions Cl-


What is the main type of interaction of NH3?

Ammonia (NH3) primarily exhibits hydrogen bonding interactions due to the presence of a lone pair of electrons on the nitrogen atom. This allows NH3 to form hydrogen bonds with other molecules that have hydrogen atoms capable of bonding with the lone pair of electrons on the nitrogen atom.


Hydrogen bonding can exist in NH3?

Yes, hydrogen bonding can exist in NH3. In NH3, the hydrogen atom is covalently bonded to the nitrogen atom, creating a polar covalent bond. The lone pair on the nitrogen atom can then interact with a hydrogen atom in a neighboring ammonia molecule, forming a hydrogen bond.


What compounds exhibts hydrogen bonding h3c-o-ch3 NH3 ch3cl hi?

NH3 and HI exhibit hydrogen bonding due to the presence of hydrogen atoms bonded to highly electronegative atoms (N and I) with lone pairs of electrons. CH3OH (methanol) can also exhibit hydrogen bonding due to the presence of an -OH group. CH3Cl does not exhibit hydrogen bonding as it does not have hydrogen atoms bonded to electronegative atoms with lone pairs.


What type of bonding is present in kci?

Ionic bonding is present in KCl. In this type of bonding, electrons are transferred from one atom to another, resulting in the formation of ions with opposite charges that are held together by electrostatic forces.


Which compound is more like an ionic compound NH3 or PH3?

NH3 is more like an ionic compound compared to PH3 because ammonia (NH3) displays some characteristics of ionic bonding due to its ability to accept and donate protons, while phosphine (PH3) has predominantly covalent bonding due to similar electronegativities of phosphorus and hydrogen.


Does NH3 contain a hydrogen bond?

Yes, ammonia (NH3) can participate in hydrogen bonding. In ammonia, the nitrogen atom can form a hydrogen bond with a hydrogen atom from another ammonia molecule, leading to the formation of a hydrogen bond. Hydrogen bonding in NH3 is weaker compared to molecules like water due to the lower electronegativity difference between nitrogen and hydrogen.


Is nh3 a ionic or covalent compound?

NH3 is a covalent compound because it is formed by sharing electrons between the nitrogen and hydrogen atoms, rather than transferring electrons as in ionic compounds.


Why is the bonding of NH3 similar to H2O?

The bonding of NH3 and H2O is similar because both molecules have a lone pair of electrons on the central atom (nitrogen in NH3, oxygen in H2O) that can form hydrogen bonds with other molecules or ions. Additionally, both NH3 and H2O exhibit polar covalent bonding due to differences in electronegativity between the central atom and the hydrogen atoms. This results in the molecules having a bent shape with a partial negative charge on the central atom and partial positive charges on the hydrogen atoms.


Is KCl electrostatic nuclear magnetic or gravitational?

KCl, which stands for potassium chloride, primarily exhibits ionic bonding due to the electrostatic forces between the potassium and chloride ions. These forces arise from the attraction between the positively charged potassium cations and the negatively charged chloride anions. There is no significant contribution of nuclear, magnetic, or gravitational forces in the bonding of KCl.


What attractive forces exist between H2O and KCl?

The attractive forces between H2O and KCl include ion-dipole interactions, where the positively charged hydrogen atoms in water are attracted to the negatively charged chloride ions in KCl, and dipole-dipole interactions, where the negative oxygen atom in water is attracted to the positive potassium ion in KCl. These interactions lead to the dissolution of KCl in water.