Fall Final Review Chemsitry

Front

What is the electron configuration of sulfur (S)? Options: 1s² 2s² 2p⁶ 3s² 3p⁴, 1s² 2s² 2p⁶ 3s² 3p⁶, 1s² 2s² 2p⁶ 3s² 3p⁵

Back

1s² 2s² 2p⁶ 3s² 3p⁴

Front

Which element has the electron configuration [Ar]4s¹3d¹⁰? Options: Copper (Cu), Zinc (Zn), Gallium (Ga)

Back

Copper (Cu)

Front

What happens to the atomic radius as you move from left to right across a period in the periodic table?

Back

Decreases

Front

Which element has the highest first ionization energy: Lithium (Li), Beryllium (Be), Boron (B), or Carbon (C)?

Back

Carbon (C)

Front

What is the electron configuration for the ion Cl⁻? Options: 1s² 2s² 2p⁶ 3s² 3p⁶, 1s² 2s² 2p⁶ 3s² 3p⁵, 1s² 2s² 2p⁶ 3s² 3p⁴, 1s² 2s² 2p⁶ 3s² 3p³

Back

1s² 2s² 2p⁶ 3s² 3p⁶

Front

Which element is most likely to form a +2 ion: Sodium (Na), Magnesium (Mg), Aluminum (Al), or Silicon (Si)?

Back

Magnesium (Mg)

Front

Aria and Elijah are having a friendly debate about the electron configuration of transition metals. Can you help them out by identifying which of the following statements is true? They always fill the 4s orbital before the 3d orbital. They always fill the 3d orbital before the 4s orbital. The 4s and 3d orbitals are filled simultaneously. The 3d orbital is filled before the 4p orbital.

Back

The 3d orbital is filled before the 4p orbital.

Front

Which element is represented by the electron configuration 3p³?

Back

Phosphorus (P)

Front

What trend do Emma and Samuel observe about electronegativity as they journey down a group in the periodic table?

Back

Decreases

Front

Which element has the lowest electron affinity: Fluorine (F), Chlorine (Cl), Bromine (Br), or Iodine (I)?

Back

Iodine (I)