Which of the following atoms has the greatest tendency to attract electrons? A. Sodium
B. Magnesium
C. Boron
D. Sulfur

What can be added to the examples section of each circle? endothermic: ice melting into water, and a heat pack becoming warm exothermic: a glow stick glowing, and fireworks exploding endothermic: ice melting into water, and an instant ice pack turning cold exothermic: fireworks exploding, and gasoline burning endothermic: a glow stick glowing, and a heat pack becoming warm exothermic: an instant ice pack turning cold, and ice melting into water endothermic: gasoline burning, and an instant ice pack turning cold exothermic: ice melting into water, and an instant ice pack turning cold

For each of the compounds below, show that the charges on the ions add up to zero. a. kbr b. cao c. li(2)o d. cacl(2) e. alcl(3)

The following data was collected when a reaction was performed experimentally in the laboratory ; determine the maximum amount of alcl3 that was produced during the experiment explain how you determined this reactants products al(no3)3 nacl. nano3 alcl3 4 moles 9 moles ? ?