1. Identify the group, period, and block in which the element that has the electron configuration [Xe]6s2 is located.

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Presentation transcript:

1. Identify the group, period, and block in which the element that has the electron configuration [Xe]6s2 is located.

[Xe]6s2 The element is in the s block, Group 2 Period 6 Ba

2. Write the electron configuration for the Group 1 element in the third period.

1s22s22p63s1 or [Ne]3s1

3. Identify the group, period, and block in which the element that has the electron configuration [Kr]5s1 is located.

Ans. Group 1, fifth period, s block Element: Rb [Kr]5s1 Ans. Group 1, fifth period, s block Element: Rb

4. Write the group configuration for the Group 2 elements.

ns2 Period Group Block

6. Write the Noble-gas notation for the Group 2 element in the fourth period.

[Ar]4s2 Ca

7. Identify the period, block, and group in which the element that has the electron configuration [Ar] 4s23d8 is located.

[Ar] 4s23d8 Fourth period, d block, Group 10

8. Write the condensed electron configuration for the Group 12 element in the fifth period.

Write the condensed electron configuration for the Group 12 element in the fifth period. [Kr] 5s24d10