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Indicate whether each of the following statements is true or false. If false, correct the statement. (a) Effective nuclear charge stays about the same when one goes down a group. (b) Group 17 elements have seven electrons in their outer level. (c) Energy is given off when an electron is removed from an atom. (d) An electron transition from n = 3 to n = 1 gives off energy. (e) Light emitted by an n = 4 to n = 2 transition will have a longer wavelength than that from an n = 5 to n = 2 transition. (f) A sublevel of = 3 has a capacity of ten electrons. Solution (a) true (b) true (c) False. Energy is required to an electron from an atom. (d) true. (e) true (f) false A sublevel of l =3 has capacity of 14 electrons .

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Indicate whether each of the following statements is true or false. If false, correct the statement. (a) Effective nuclear charge stays about the same when one goes down a group. (b) Group 17 elements have seven electrons in their outer level. (c) Energy is given off when an electron is removed from an atom. (d) An electron transition from n = 3 to n = 1 gives off energy. (e) Light emitted by an n = 4 to n = 2 transition will have a longer wavelength than that from an n = 5 to n = 2 transition. (f) A sublevel of = 3 has a capacity of ten electrons. Solution (a) true (b) true (c) False. Energy is required to an electron from an atom. (d) true. (e) true (f) false A sublevel of l =3 has capacity of 14 electrons .

- 1. Indicate whether each of the following statements is true or false. If false, correct the statement. (a) Effective nuclear charge stays about the same when one goes down a group. (b) Group 17 elements have seven electrons in their outer level. (c) Energy is given off when an electron is removed from an atom. (d) An electron transition from n = 3 to n = 1 gives off energy. (e) Light emitted by an n = 4 to n = 2 transition will have a longer wavelength than that from an n = 5 to n = 2 transition. (f) A sublevel of = 3 has a capacity of ten electrons. Solution (a) true (b) true (c) False. Energy is required to an electron from an atom. (d) true. (e) true (f) false A sublevel of l =3 has capacity of 14 electrons