Front

Electron configuration for a sodium atom: 1s¹   2s¹  3s¹ , 1s²   2s²  2p⁶  3s¹ , 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹, 1s²   2s¹

Back

1s²   2s²  2p⁶  3s¹ 

Front

Electron configuration for a phosphorus atom? Options: 1s² 2s² 2p⁶ 3s² 3p³, 1s²   2s²   3p³ , 1s² 2s² 2p⁶ 3s² 3p⁶ , 1s² 2s²  3s² 2p⁶ 3p³

Back

1s² 2s² 2p⁶ 3s² 3p³

Front

What is the correct electron configuration for a carbon atom?

Back

1s² 2s² 2p²

Front

Electron configuration of a neon atom?

Back

1s² 2s² 2p⁶ 

Front

Which of the following elements is a noble gas? Options: 1s² 2s², 1s² 2s² 2p⁵, 1s² 2s² 2p⁶ 3s² 3p⁶, 1s² 2s² 2p⁶ 3s¹

Back

1s² 2s² 2p⁶ 3s² 3p⁶

Front

Which of the following elements is a transition metal? Options: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶, 1s² 2s² 2p⁶ 3s² 3p⁶ , 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² , 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁴

Back

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁴

Front

Which group of the periodic table has an electron configuration of ns² np⁵?

Back

Halogens

Front

Which group of the periodic table has an electron configuration of ns²? Options: Metalloids, Nobel Gases, Halogens, Alkaline Earth Metals

Back

Alkaline Earth Metals

Front

What is the abbreviated electron configuration for silver?

Back

[Kr] 5s² 4d⁹

Front

What is the abbreviated electron configuration for barium? Options: [Xe] 6s², [Rn] 6s², [Ar] 4s² 3d¹⁰ 4p⁵, [He] 2s² 3p¹

Back

[Xe] 6s²