Covalent bonds are formed when electrons are

shared between two atoms

transferred from one atom to another

mobile within a metal

captured by the nucleus

How is the Bohr atomic model different from the plum-pudding model? A. In Bohr's model, the atom's mass is found at its center instead of distributed throughout. B. In Bohr's model, the atom's mass is mostly made up of electrons instead of protons.

During a hot summer, air temperatures along a coastline are higher above the land than they are above the water, even though both the land and sea receive the same amount of solar energy.

What is a solution that has a relatively low amount of solute called?

How can the system restore equilibrium when disturbed (forward or reverse)

Why did the people of chungungo need to use nets to catch moisture in the air

For a particular collision, she detects the emitted products and find 15 protons, 2 antiprotons, 7 positrons, and 24 neutral particles. How many electrons are also emitted

Suppose you wanted to change the rate of a chemical reaction. what might you change in the reaction? explain the factor

Carbon-13 is an isotope of carbon. The atomic number of carbon is 6. How many neutrons does carbon-13 have?

What is the basic building block of matter to a chemist

Between magnesium and calcium, which has the highest ionization energy, and why?