Final Exam Review

Naming and Periodic Table

100

Name of P₂Cl₃

What is diphosphorus trichloride?

200

Formula of copper (I) sulfate

What is Cu₂SO₄?

300

Largest radius between the isoelectronic pair S^2- and Ca²⁺

What is S^2-?

400

Mass percent of oxygen in Al(OH)₃

What is 61.5?

500

Mass (g) of H₂O produced from 58.0 g O₂

2H₂ + O₂   -->  2H₂O

What is 65.3 g?

Solution Chemistry

100

Ions that form from the dissolving of Ca(NO₃)₂ 

What is Ca²⁺ and 2 NO₃^- ions?

200

According to solubility rules, a precipitate of ________ will form when KI and Pb(NO₃)₂ are mixed.

What is PbI₂?

300

The final concentration (M) of 50.0 mL of 0.436 M K₂SO₃ diluted with water to a total volume of 250.0 mL

What is 0.0872 M?

400

The volume (L) of 0.25 moles of 0.296 M CaCl₂ solution.

What is 0.84 L?

500

Volume (L) of 6.0 M H₂SO₄ reacted with 10.0 g Al.

3H₂SO₄ + 2Al --> 2H₂ + Al₂(SO₄)₃

What is 0.093 L?

Thermochemistry

100

A reaction that feels cold to the touch is an _________ process.

What is endothermic?

200

The specific heat (C) of an 8.77 gram piece of metal at 27.0°C loses 15.9 J of heat as it cools to 25.0 °C.

What is 0.906 J/g°C?

300

The Enthalpy (H) of reaction for the following equation:

Cr₂O₃(s) + 3CO(g)  -->  2Cr(s) + 3CO₂(g)

Given:

[CO₂(g)] = -393.5 kJ/mol         

[CO(g)] = -110.5 kJ/mol            

[Cr₂O₃(s)] = -1128.4 kJ/mol

What is 279.4 kJ/mol?

400

The ΔH°_rxn for 

A + 2B →  2D  

Given:

A  + 2B  →  C          ΔH_rxn = -100 kJ

4D → 2C                  ΔH_rxn = 300 kJ

What is -250 kJ?

500

Heat released by 256 g CH₃NO₂ [MM:61.04 g/mol]

2CH₃NO₂ +3/2O₂ --> 2CO₂ +3H₂O      

/\H_rxn = -1418 kJ

What is 2970 kJ?

Quantum Chemistry

100

Valance electrons for element Se.

What is 6?

200

Group of the periodic table that corresponds to the following electron configuration [i.e. Group IA]

1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p³

What is Group VA? 

[Element: As]

300

Abbreviated electron configuration for Te²⁺

What is [Kr]5s²4d¹⁰5p²?

400

The energy transition representing the highest frequency of light comparing the following:

4 --> 5    or  1 --> 2

What is 1 --> 2?

500

Wavelength of light (nm) with 9.1 x 10¹⁴ Hz frequency.

What is 330 nm?

Lewis Dot, Geometry, IMF

100

Number of electron groups in an octahedral molecule

What is 6?

200

The types of bonds that make up a triple bond

What is 2 pi and 1 sigma bond?

300

The hybridization for sulfur in SH₄

What is sp³d?

400

The molecule with the highest boiling point in the following 

NH₃         PH₃        XeH₂

What is NH₃?

500

Electron Geometry, Molecular Geometry, and Ideal bond angle of PF₃

What is tetrahedral, trigonal pyramidal, and 109.5°?