Consider a Bent Molecule,such as H₂Se,in Which the Central Atom

question 66

Multiple Choice

Consider a bent molecule,such as H₂Se,in which the central atom has two lone pairs of electrons.The electronegativities of H and Se are 2.1 and 2.4,respectively.Based on these values and on consideration of molecular geometry,the H-Se bond can be considered almost ________ and the molecule is ________.

• A)polar;polar
• B)nonpolar;nonpolar
• C)polar;nonpolar
• D)nonpolar;polar
• E)none of the above

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Definitions:

Muscle Strength

The ability of a muscle or group of muscles to exert force against resistance, essential for physical fitness and performing daily activities.

Maximal Force

The highest amount of force that a muscle or group of muscles can generate during a single maximal contraction.

Optimal Force

The best or most efficient level of force that can be produced by a muscle or group of muscles during a specific movement.

Psychological States

Conditions of the mind that affect thinking, feeling, and behaving in varying degrees of consciousness and unconsciousness.