Problem: Which statement is true of the atom with an electron configuration of 1s2 2s2 2p6 3s1?a. This is the electron configuration for sodium.b. This element is in Group 1A.c. This element is in Period 3.d. All of these are true. 

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Which statement is true of the atom with an electron configuration of 1s2s2 2p6 3s1?

a. This is the electron configuration for sodium.

b. This element is in Group 1A.

c. This element is in Period 3.

d. All of these are true. 

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Our tutors have indicated that to solve this problem you will need to apply the Electron Configuration concept. You can view video lessons to learn Electron Configuration. Or if you need more Electron Configuration practice, you can also practice Electron Configuration practice problems.

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Based on our data, we think this problem is relevant for Professor Iannotti's class at Eastern Florida State College.