What is the trend for metallic character when going from right to left across a period in the periodic table?
A. Metallic character increases.
B. Metallic character decreases.
C. Metallic character remains constant.
D. Metallic character fluctuates.
Answer:A
What is the trend for metallic character when going from right to left across a period in the periodic table?
A. Metallic character increases. B. Metallic character decreases. C. Metallic character remains constant. D. Metallic character fluctuates.
Explanation: When going from right to left across a period, the effective nuclear charge decreases, causing the outermost electrons to be held less tightly, resulting in an increase in metallic character.