Which of the following pairs of elements are most likely to form an ionic bond? A- Br and Ca

B- Br and N

C- Ca and Mg

D- Ca and Fe

100 points answer quick the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

What 3 categories are elements divided