Use orbital diagrams to show the distribution of electrons in the orbital of: a. the 5p sublevel of iodine. b. the 3d sublevel of iron. c. the 4s sublevel of potassium. d.the 3s and 3p sublevel of silicon.

Which statement regarding the Bohr model of the atom is true?a. An element produces a continuous spectrum.b. Electrons lose quantized amounts of energy when moving to the ground state.c. Electrons can be anywhere, even between energy levels.d. Light is emitted when an electron moves from the ground state to an excited state.e. Electrons in the lowest energy level are in an excited state.

What is the maximum number of electrons that can be placed into each of the following. a. 1s orbital b. 2p orbital c. 2p subshell d. n=2 shell e. 3d subshell f. 4f subshell

Write the expected electron configurations for each of the following atoms: a.) Co b.) Sc c.) Cu d.) Cl e.) S

a. What is the maximum number of electrons that can go into the first shell? The second shell?b. How many electrons are present in an atom with its 1s, 2s and 2p subshells completely filled?c. How many subshells are in the 3rd shell?d. How many orbitals are there in the third principal energy level?

An atom in an excited state has absorbed energy causing one or more electrons to "jump" to a higher energy state. This electron configuration represents a neutral atom in an excited state: 1s² 2s2 2p5 3s² A. What element is this atom? B. Explain how you identified the element. C. Write the ground state electron configuration for this atom. D. In the excited atom, which electron(s) have absorbed energy? E. Explain how you determined which electron(s) have absorbed energy.

An atom of which of the following elements has the smallest atomic radius?   a. Ga   b. In   c. B   d. Al   e. Tl

How many orbitals are there in the 7s sublevel? a. 1 b. 3 C. 5 d. 7 O a O b O d

Name an element in the fourth period (row) of the periodic table with:a. five valence electrons b. four 4p electronsc. three 3d electrons d. a complete outer shell