Find the Correct Statement

question 4

Multiple Choice

Find the correct statement.

• A) The radii of ions of the same charge increase across a period and decrease down a group.
• B) If an element can form cations with different charge numbers, then for a given coordination number its ionic radius decreases with increasing charge number.
• C) If one ion occurs in environments with different coordination numbers, then its measured radius decreases as the coordination number increases.

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Definitions:

Golgi Tendon Reflex

A protective reflex mechanism that helps prevent muscle damage by causing muscle relaxation before muscle force becomes too extreme.

Muscle Spindle

A sensory receptor located within muscle, which detects changes in muscle length and tension.

Stretch Reflex

A muscle contraction in response to stretching within the muscle, functioning as a feedback mechanism to maintain muscle tone.

Golgi Tendon Organ

Proprioceptive nerve ending in a tendon.