How do you tell how many electrons an element wants to gain or lose?

Which statement is true about BF3, a nonpolar molecule? It has nonpolar bonds and a symmetrical structure. It has nonpolar bonds and an asymmetrical structure. It has polar bonds and a symmetrical structure.

How many grams of hydrogen are necessary to react completely with 50.0 g of nitrogen

What is the total number of moles in 100.0g of NH4NO3?

What are the empirical formula and empirical formula mass for C10H30O10? Empirical formula: Empirical formula mass: es g/mol

What happens when you add more solute to a saturated solution

Based on Reference Table J. which two reactants react spontaneously? (I) Mg (s) + ZnCl2 (aq) (2) Cu (s) + FeSO4 (aq) (3) Pb (s) + ZnCl2 (aq) (4) Co (s) + NaCl (aq)

Explain the difference between valance electrons and the other electrons

Describe the development of the modern periodic table

How do you tell how many electrons an element wants to gain or lose?

An atom of element X has one more shell of electrons than an atom of beryllium, but it has one less valance electron than beryllium. Which element is X