In a crystal lattice of an ionic compound,

A. Kind of a given charge are clustered together

B. Ions are surrounded by ions of the opposite charge

C. A sea of electrons surrounds the ions

D. Neutral molecules are present

1) Explain why oxygen is a fairly reactive element while neon is not. 2) Explain why beryllium loses electrons when forming ionic bonds, while sulfur gains electrons. 3) Explain why fluorine and chlorine have similar reactivities (Hint.

What is the pressure in a gas container that is connected to an open-end u-tube manometer if the pressure of the atmosphere is 742 torr and the level of mercury in the arm connected to the container is 8.

During a long drought, many deer become weak because a basic need is not being met. What requirements for life are the deer most likely lacking? enough space enough water adequate shelter ability to find mates

What is not needed in the chemical formula for a covalent compound a-display of positive and negative charges b-specific atoms put together in the compound c-how many of each atom are combined d-abbreviation for an atoms included

The outputs of celluar respritiation are?

Electric force is an A. attraction and repulsion between protons and electrons . B. attraction and repulsion between protons and neutrons. C. attraction and repulsion between neutrons and electrons.

A salt crystal has a mass of 0.18 mg. how many nacl formula units does it contain?

Which of the following is easist to accelerate? A. bowling ball B. tennis ball C. golf ball D. ping pong ball

Fish need at least 4 ppm dissolved o2 for survival. part a what is this concentration in mol/l?

How does a runoff get polluted.