Which atom contains a partially filled 3p orbital? O A. Calcium
O B. Potassium
O C. Argon
O D. Aluminum

Drug abuse will not lead to physical and psychological dependence. true or false ?

On the periodic table, elements are arranged by which of the following. a. mass numbers. b. increasing atomic number. c. alphabetical order. or d. density

In chemistry, the type of an atom (what element it is) is determined by: a) the number of protons it contains in its nucleus.b) the number of neutrons it contains in its nucleus.c) the number of protons it has in a cloud around the nucleus.d) the number of neutrons it has in a cloud around the nucleus.e) the number of electrons it exchanges with its neighbors.