HUMAN NUTRITION

NUTRITION

LIPIDS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following statements best describe a polar molecule?
A
It has more electrons than protons.
B
It has an overall positive charge
C
It has a positive side and negative side
D
It has an overall negative charge
Explanation: 

Detailed explanation-1: -Answer. The answer is b) Polar Molecule has two parts with opposite charges. This means that they are symmetrical.

Detailed explanation-2: -Polar bonds do not share electrons equally, meaning the negative charge from the electrons is not evenly distributed in the molecule. This causes a dipole moment. A dipole moment occurs when one end of the bond is positive, and the other end is negative.

Detailed explanation-3: -A molecule with two poles is called a dipole (see figure below). Hydrogen fluoride is a dipole. Figure 4.12. 2 A dipole is any molecule with a positive end and a negative end, resulting from unequal distribution of electron density throughout the molecule.

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