An imaginary element Brighton has 1 valance electron. How would Brighton satisfy the octet rule

In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?

Which of the following are correct values for the ideal gas laws constant r

Draw the lewis dot structure for each of the following polyatomic ions