Electron configuration in groups

Front

Which of the following best describes your feeling about the lesson?

Back

I understand the lesson fully, I understand the lesson but need more practice, I do not understand the lesson

Front

Is Helium (He) in the S block of the periodic table?

Back

True

Front

Noble gases are in what group of the periodic table?

Back

8A

Front

Metals in group 1A are called

Back

Alkali metals

Front

What group is an element with the electron configuration 1s²2s²2p⁴ located? Options: 1A, 6A, 4A, 3A

Back

6A

Front

The inner transition elements are in what block of the periodic table?

Back

F block

Front

Electron configuration: 1s²2s²2p⁶3s²3p⁶3d¹⁰4s²4p⁶. Which group does this element belong to?

Back

Noble gas

Front

What atom matches this electron configuration? 1s² 2s² 2p⁶ 3s²

Back

Magnesium

Front

Which electron configuration belongs to Chlorine (Cl)?
Options:
1s² 2s² 2p⁶ 3s² 3p⁵
1s² 2s² 2p⁶ 3s² 3p⁶
1s² 2s² 2p⁶ 3s² 3p⁷

Back

1s² 2s² 2p⁶ 3s² 3p⁵

Front

What electron configuration matches an oxygen atom?

Back

1s²2s²2p⁴