Chemistry. March Review

Quantum Numbers

100

Quantum number that goes from 1 to 7 and indicates the energy level of an electron

a. Magnetic Number

b. Azimuthal Number

c. Principal Number

d. Spin Number

c. Principal Number

200

Quantum number that goes from -3 to +3 and indicates the energy level of an electron

a. Magnetic Number

b. Azimuthal Number

c. Principal Number

d. Spin Number

a. Magnetic Number

300

Relate the Quantum number to its correct abbreviation

Principal     |  s

Azhimutal   |  m

Magnetic     |  n

Spin           |  l

Principal     |  n

Azhimutal   |  l

Magnetic     |  m

Spin           |  s

400

Complete each Orbital Level with the right amount of electrons that can hold

s =

p = 

d =

f =

s = 2

p = 6

d = 10

f = 14

500

Having in consideration the Pauli Exclusion Principle and the Aufbau Rule. How many electrons will the n3 level has the potential to hold?

a) 6

b) 18

c) 8

d) 2

b)18

Electron Config

100

Select the correct Electron configuration for Na¹¹

a) 1s²2s²2p⁶4s¹

b) 1s²2s²3p⁶4s¹

c) 1s²2s²3p⁶3s¹

d) 1s²2s²2p⁶3s¹

d) 1s²2s²2p⁶3s¹

200

1s²2s²2p⁶3s²3p⁵ is the right electron configuration for:

a) Sulfur

b) Chlorine

c) Fluorine

d) Argon

b) Chlorine

300

Relate the element with its correct block:

K    | p block

Fe   | s block

Eu   | d block

Ge   | f block

K    | s block

Fe   | d block

Eu   | f block

Ge   | p block

400

Which of the following noble gases is the right choice to abbreviate the electron configuration of Tin (Sn⁵⁰)

a) He

b) Kr

c) Ar

d) Rn

b) Kr

500

 Bases on the configuration [Ne¹⁰] 3s²3p³.... which element is this?

Phosphorus

Orbital Diagram

100

How an orbital diagram gives a more accurate information than that of the electron configuration?

a) It depicts the n number better

b) It depicts the s and m numbers

c) It depicts the l number better

d) It depicts the same information

b) It depicts the s and m numbers

200

Which of the following agrees with the proper use of Hund's rule?

a) ↑ ↓  ↑ ↓ ↑   ↑  

b)  ↑    ↑ ↓ ↑ ↓ ↑  

b)  ↑ ↓   ↑ ↓ ↑ ↓   

a) ↑ ↓  ↑ ↓ ↑   ↑  

300

Write the right orbital diagram for Neon (Ne¹⁰)

   ↑ ↓   ↑ ↓    ↑ ↓↑ ↓ ↑ ↓ 

400

Write the right short hand orbital diagram for Ba⁵⁶

[Xe⁵⁴] ↑ ↓  

         6s²

500

Pick the correct d orbital: 

a) ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓

b) ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓

c) ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓

d) ↑ ↓ ↑ ↓ ↑ ↓

c) ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓ ↑ ↓

Chemical Compounds

100

These are compounds that have a metal bonded with a salt

a) Oxides

b) Hydroxides

c) Acids

d) Salts

d) Salts

200

These are compounds that have a metal or a non-metal bonded to oxygen

a) Oxides

b) Hydroxides

c) Acids

d) Salts

a) Oxides

300

Classify each substance correctly: 

NaOH: 

HCl: 

FeO: 

KCl: 

KPO₃ :

NaOH: Hydroxide

HCl: Acid

FeO: Oxide

KCl: Salt

KPO₃ : Oxysalt

400

From the following list, select the one compound that is an oxyacid: 

a) CO₂

b) HCO₃

c) KClO₃

d) Na₂O

b) HCO₃

500

Select the compounds that aren't salts:

a) HCl

b) NaHCO₃

c) LiBr

d) Li₂O

e) Ca₃N₂

a) HCl

d) Li₂O

Oxidation states

100

By rule it is NOT a possible oxidation number for Cl

a) +3

b) -3

c) +1

d) +9

d) +9

200

Which of the following is the F atom with the lowest oxidated state?

a) LiFO₃

b) LiFO₂

c) LiFO

d) a) LiFO₄

c) LiFO

300

What is the oxidation of Nitrogen in this molecule?

HNO₃

+5

400

By rule. Which of the following oxidation states is possible for Sulfur?

a) +7

b) +8

c) +4

d) -1

c) +4

500

Which is the oxidation state of the element Sulfur in this molecule?

NaHSO₄

+6