A chemical bond is the phenomenon of chemical substances being held together by attraction of atoms to each other through sharing or exchange of electrons.
For example : A chemical bond is formed between elements such as Hydrogen (H) and Chlorine (Cl) by sharing of electrons to satisfy each others octet and resulting in a chemical bond between them.
Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat
At 20°c, a sample of h2o liquid and a sample of co2 gas each have the same average kinetic energy. why is one a liquid and the other a gas at this temperature?
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