Which statement about Niels Bohr’s atomic model is true? (a)Higher orbits have lower energies.
(b)Each orbit has a specific energy level.
(c)Electrons can exist in any energy level.
(c)Orbits close to the nucleus have no energy.

2b2t

explanation:

2b2t

catya that's not even a b or c

each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.