An ionic bond is formed when an ionic bond is formed when one atom transfers an electron to another atom both atoms are electrically neutral atoms are subjected to radioactive isotopes both atoms are nonpolar both atoms are equally attractive to electrons

Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.

How many protons, electrons, and neutrons are in each of the following isotopes? a. zirconium-90 b. palladium-108 c. bromine-81 d. antimony-123

Are oil and water a mixture or solution