A. larger atomic size.
B. smaller atomic size
C. greater number of valence electrons
D. lower melting point
Correct Answer:
Option B – smaller atomic size
Explanation
– Magnessium has a stronger metallic bond than calcium because it has smaller atomic radius.
– Atomic radius decreases across a period and increases down a group.

![What mas of magnesium would be obtained by passing a current of 2 amperes for 2 hours 30 mins, through molten magnesium chloride? [1 faraday = 96500C, Mg = 24] What mas of magnesium would be obtained by passing a current of 2 amperes for 2 hours 30 mins, through molten magnesium chloride? [1 faraday = 96500C, Mg = 24]](https://erudites.ng/wp-content/plugins/contextual-related-posts/default.png)