GENERAL KNOWLEDGE

GK

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
It explains the properties of solids and liquids in terms of the intermolecular forces of attraction and the kinetic energy of the individual particles.
A
kinetic molecular model
B
intermolecular forces of attraction
C
intermolecular forces and properties of liquid
D
None of the above
Explanation: 

Detailed explanation-1: -In general covalent bonds determine: molecular shape, bond energies, chemical properties, while intermolecular forces (non-covalent bonds) influence the physical properties of liquids and solids. The kinetic molecular theory of gases gives a reasonably accurate description of the behavior of gases.

Detailed explanation-2: -The physical properties of condensed matter (liquids and solids) can be explained in terms of the kinetic molecular theory. In a liquid, intermolecular attractive forces hold the molecules in contact, although they still have sufficient KE to move past each other.

Detailed explanation-3: -Intermolecular forces determine bulk properties, such as the melting points of solids and the boiling points of liquids. Liquids boil when the molecules have enough thermal energy to overcome the intermolecular attractive forces that hold them together, thereby forming bubbles of vapor within the liquid.

Detailed explanation-4: -The kinetic-molecular theory is a theory that explains the states of matter and is based on the idea that matter is composed of tiny particles that are always in motion. The theory helps explain observable properties and behaviors of solids, liquids, and gases.

Detailed explanation-5: -Kinetic Energy in Solids, Liquids, and Gases The amount of kinetic energy in a solid will be the lowest value since the particles are moving the slowest. Liquids will have a moderate amount of kinetic energy due to the average movement speed of the molecules.

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