HUMAN NUTRITION

NUTRITION

LIPIDS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The oxygen atom in a molecule of water has what kind of charge?
A
Positive
B
Negative
C
Both positive and negative
D
No charge
Explanation: 

Detailed explanation-1: -In a water molecule, the oxygen nucleus with +8 charges attracts electrons better than the hydrogen nucleus with its +1 charge. Hence, the oxygen atom is partially negatively charged and the hydrogen atom is partially positively charged.

Detailed explanation-2: -As the oxygen molecule captured an electron, the oxygen molecule is defined as negative oxygen ion (O2−)4, 5. The negative oxygen ions are also known as “air vitamin” due to its important meanings to human life activities.

Detailed explanation-3: -In water, oxygen has a slight negative charge and hydrogen has a slight positive charge.

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