Among the elements of the main group, the general trend in the first ionization energy moving across a period is not followed between group 2 and group 13.

which best explains these exceptions?

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.

Select the word from the list that best fits the definition the nuclear family into which a person is born or adopted.