Matching -The 104.5° Bond Angle in the Water Molecule Is the Is

question 37

Multiple Choice

Matching

-The 104.5° bond angle in the water molecule is the result of the ______ of electron orbitals around oxygen.

• A) hydrogen bond
• B) rotational
• C) H₃PO₄
• D) H₂PO₄^–
• E) HPO₄ ^2–
• F) disordered
• G) positive entropy
• H) negative entropy
• I) higher electronegativity
• J) insoluble
• K) tetrahedral arrangement
• L) acid
• M) base
• N) only partially ionized

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Definitions:

Selenium

A chemical element with symbol Se and atomic number 34, known for its role in human health and electronics.

Zinc

A metallic element with the symbol Zn and atomic number 30, known for its corrosion-resistant properties and use in various alloys and batteries.

Arsenic

A toxic metalloid element with the atomic number 33, used in various industrial processes and known for its carcinogenic properties.

Electron Configuration

The allocation of electrons within the orbitals of atoms or molecules, either atomic or molecular in nature.