[INORGANIC CHEMISTRY] Must Knows Part 1

Proverbs 16:3

d. H (Hydrogen)

[ABUNDANCE]

Most abundant element in the universe.

a. O₂ (Oxygen)

b. Si (Silicon)

c. Al (Aluminum)

d. H (Hydrogen)

a. O₂ (Oxygen)

[ABUNDANCE]

Most abundant element in the Earth

a. O₂ (Oxygen)

b. Si (Silicon)

c. Al (Aluminum)

d. N₂ (Nitrogen)

b. Si (Silicon)

[ABUNDANCE]

2nd most abundant element in the Earth

a. O₂ (Oxygen)

b. Si (Silicon)

c. Al (Aluminum)

d. N₂ (Nitrogen)

c. Al (Aluminum)

[ABUNDANCE]

3rd most abundant element in the Earth

a. O₂ (Oxygen)

b. Si (Silicon)

c. Al (Aluminum)

d. N₂ (Nitrogen)

a. O₂ (Oxygen)

[ABUNDANCE]

Most abundant nonmetal in the Earth.

a. O₂ (Oxygen)

b. Si (Silicon)

c. Al (Aluminum)

d. N₂ (Nitrogen)

b. Si (Silicon)

[ABUNDANCE

2nd most abundant nonmetal in the Earth

a. O₂ (Oxygen)

b. Si (Silicon)

c. Al (Aluminum)

d. N₂ (Nitrogen)

c. Al (Aluminum)

[ABUNDANCE]

Most abundant metal in the Earth.

a. O₂ (Oxygen)

b. Si (Silicon)

c. Al (Aluminum)

d. N₂ (Nitrogen)

d. N₂ (Nitrogen)

[ABUNDANCE]

Most abundant air gas.

a. H (Hydrogen)

b. O₂ (Oxygen)

c. CO₂ (Carbon Dioxide)

d. N₂ (Nitrogen)

e. He (Helium)

f. None

📌Air is composed of the following:

• N₂ (Nitrogen)

• O₂ (Oxygen)

• CO₂ (Carbon Dioxide)

• Ne (Neon)

• H (Hydrogen)

[ABUNDANCE]

Air is composed of the following except:

a. N₂ (Nitrogen)

b. O₂ (Oxygen)

c. CO₂ (Carbon Dioxide)

d. Ne (Neon)

e. H (Hydrogen)

f. None

b. Air

[ABUNDANCE]

With a ratio of 71:29, N₂ + O₂ = _____ ?

a. Carbon dioxide

b. Air

c. Water vapor

d. Ozone

b. 71:29

The ratio of N₂ to O₂ in air is:

a. 78:21

b. 71:29

c. 50:50

d. 90:10

a. N₂ (Nitrogen)

[ABUNDANCE]

71% of air is:

a. N₂ (Nitrogen)

b. O₂ (Oxygen)

c. CO₂ (Carbon Dioxide)

d. Ne (Neon)

e. H (Hydrogen)

f. None

b. O₂ (Oxygen)

[ABUNDANCE]

29% of air is:

a. N₂ (Nitrogen)

b. O₂ (Oxygen)

c. CO₂ (Carbon Dioxide)

d. Ne (Neon)

e. H (Hydrogen)

f. None

f. All of the above

• CO₂ (Carbon Dioxide)

• Ne (Neon)

• H (Hydrogen)

[ABUNDANCE]

Air is composed of small amounts of:

a. CO₂ (Carbon Dioxide)

b. Ne (Neon)

c. H (Hydrogen)

d. a and b

e. b and c

f. All of the above

c. Ar (Argon)

[ABUNDANCE]

The most abundant noble gas.

a. He (Helium)

b. Ne (Neon)

c. Ar (Argon)

d. Kr (Krypton)

e. Xe (Xenon)

f. Rn (Radon

f. Both d and e

• Kr (Krypton)

• Xe (Xenon)

[ABUNDANCE]

The least abundant noble gas.

a. He (Helium)

b. Ne (Neon)

c. Ar (Argon)

d. Kr (Krypton)

e. Xe (Xenon)

f. Both d and e

d. Xe (Xenon)

[ABUNDANCE]

The least abundant noble gas.

a. He (Helium)

b. Ne (Neon)

c. Ar (Argon)

d. Xe (Xenon)

e. Rn (Radon)

CATION

• PISO (Potassium , Sodium)

• MICO (Magenesium , Calcium )

ANION

• PhIClO (Phosphate , Chloride)

• SulIBiO (Sulfate , Bicarbonate)

[ABUNDANCE]
Important Mnemonics For Anion and Cation:

a. K (Potassium)

[ABUNDANCE]

Primary or major intracellular cation:

a. K (Potassium)

b. Na (Sodium)

c. HPO₄ (Hydrogen phosphate)

d. Cl (Chloride)

b. Na (Sodium)

[ABUNDANCE]

Primary or major extracellular cation:

a. K (Potassium)

b. Na (Sodium)

c. HPO₄ (Hydrogen phosphate)

d. Cl (Chloride)

c. HPO₄ (Hydrogen phosphate)

[ABUNDANCE]

Primary or major intracellular anion:

a. K (Potassium)

b. Na (Sodium)

c. HPO₄ (Hydrogen phosphate)

d. Cl (Chloride)

d. Cl (Chloride)

[ABUNDANCE]

Primary or major extracellular anion:

a. K (Potassium)

b. Na (Sodium)

c. HPO₄ (Hydrogen phosphate)

d. Cl (Chloride)

a. Mg (Magnesium)

[ABUNDANCE]

Secondary or minor intracellular cation:

a. Mg (Magnesium)
b. Ca (Calcium)
c. SO₄ (Sulfate)
d. HCO₃ (Bicarbonate)

b. Ca (Calcium)

[ABUNDANCE]

Secondary or minor extracellular cation:

a. Mg (Magnesium)
b. Ca (Calcium)
c. SO₄ (Sulfate)
d. HCO₃ (Bicarbonate)

c. SO₄ (Sulfate)

[ABUNDANCE]

Secondary or minor intracellular anion:

a. Mg (Magnesium)
b. Ca (Calcium)
c. SO₄ (Sulfate)
d. HCO₃ (Bicarbonate)

d. HCO₃ (Bicarbonate)

[ABUNDANCE]

Secondary or minor extracellular anion:

a. Mg (Magnesium)
b. Ca (Calcium)
c. SO₄ (Sulfate)
d. HCO₃ (Bicarbonate)

a. H₂CO₃ (Carbonic acid)

[ABUNDANCE]

Most important physiological buffer

a. H₂CO₃ (Carbonic acid)
b. SO₄ (Sulfate)
c. NaOH (Sodium hydroxide)
d. H₂O (Water)

a. Acidic

[ABUNDANCE]

CO₂ (Carbon dioxide)

a. Acidic

b. Basic

c. Neutral

b. Basic

[ABUNDANCE]

HCO₃⁻ (Bicarbonate)

a. Acidic

b. Basic

c. Neutral

a. Respiratory acidosis

[ABUNDANCE]

Increase CO₂ (Carbon dioxide) will lead to:

a. Respiratory acidosis

b. Respiratory alkalosis

c. Metabolic acidosis

d. Metabolic alkalosis

b. Respiratory alkalosis

[ABUNDANCE]

Decrease CO₂ (Carbon dioxide) will lead to:

a. Respiratory acidosis

b. Respiratory alkalosis

c. Metabolic acidosis

d. Metabolic alkalosis

d. Metabolic alkalosis

[ABUNDANCE]

Increase HCO₃⁻ (Bicarbonate) will lead to:

a. Respiratory acidosis

b. Respiratory alkalosis

c. Metabolic acidosis

d. Metabolic alkalosis

c. Metabolic acidosis

[ABUNDANCE]

Decrease HCO₃⁻ (Bicarbonate) will lead to:

a. Respiratory acidosis

b. Respiratory alkalosis

c. Metabolic acidosis

d. Metabolic alkalosis

c. Vitamin C

[VITAMINS FOR MAXIMUM MINERAL ABSORPTION]

Enhance absorption of Fe (Iron).

a. Vitamin A

b. Vitamin B

c. Vitamin C

d. Vitamin D

e. Vitamin E

d. Vitamin D

[VITAMINS FOR MAXIMUM MINERAL ABSORPTION]

Enhance absorption of Ca (Calcium).

a. Vitamin A

b. Vitamin B

c. Vitamin C

d. Vitamin D

e. Vitamin E

e. Vitamin E

[VITAMINS FOR MAXIMUM MINERAL ABSORPTION]

Enhance absorption of Se (Selenium).

a. Vitamin A

b. Vitamin B

c. Vitamin C

d. Vitamin D

e. Vitamin E

b. Blue vitriol [Cupric sulfate (CuSO₄)]

[VITAMINS FOR MAXIMUM MINERAL ABSORPTION]

Enhance Iron (Fe) utilization.

a. Green vitriol

b. Blue vitriol

c. White vitriol

d. Black vitriol

a. Cupric sulfate (CuSO₄)

Blue vitriol

a. Cupric sulfate (CuSO₄)

b. Ferrous sulfate (FeSO₄)

c. Zinc sulfate (ZnSO₄)

b. Ferrous sulfate (FeSO₄)

Green vitriol

a. Cupric sulfate (CuSO₄)

b. Ferrous sulfate (FeSO₄)

c. Zinc sulfate (ZnSO₄)

c. Zinc sulfate (ZnSO₄)

White vitriol
a. Cupric sulfate (CuSO₄)

b. Ferrous sulfate (FeSO₄)

c. Zinc sulfate (ZnSO₄)

a. Black cylinder

[COLOR OF CONTAINERS]

Container for N2 (Nitrogen):

a. Black cylinder

b. Green cylinder

c. Blue cylinder

d. Dark green

e. Blue bottle

f. Grey

c. Blue cylinder

[COLOR OF CONTAINERS]

Container for N₂O (Nitrous oxide) also known as the “Laughing Gas”

a. Black cylinder

b. Green cylinder

c. Blue cylinder

d. Dark green

e. Blue bottle

f. Grey

b. Laughing Gas

[COLOR OF CONTAINERS]

N₂O (Nitrous oxide) is also known as ______

a. Nitrogen dioxide

b. Laughing Gas

c. Tear gas

d. Ammonia

e. Blue bottle

[COLOR OF CONTAINERS]

Container for Magnesium hydroxide (Mg(OH)₂):

a. Black cylinder

b. Green cylinder

c. Blue cylinder

d. Dark green

e. Blue bottle

f. Grey

b. Green cylinder

[COLOR OF CONTAINERS]

Container for Oxygen gas (O2):

a. Black cylinder

b. Green cylinder

c. Blue cylinder

d. Dark green

e. Blue bottle

f. Grey

d. Dark green

[COLOR OF CONTAINERS]

Container for Argon (Ar):

a. Black cylinder

b. Green cylinder

c. Blue cylinder

d. Dark green

e. Blue bottle

f. Grey

f. Grey

[COLOR OF CONTAINERS]

Container for Carbon dioxide (CO2):

a. Black cylinder

b. Green cylinder

c. Blue cylinder

d. Dark green

e. Blue bottle

f. Grey

a. Brown

[COLOR OF CONTAINERS]

Container for He (Helium):

a. Brown

b. Red

c. Maroon

d. Yellow

e. Coated w/ petroleum under oil or kerosene

f. Underwater

b. Red

[COLOR OF CONTAINERS]

Container for H2 (Hydrogen) :

a. Brown

b. Red

c. Maroon

d. Yellow

e. Coated w/ petroleum under oil or kerosene

f. Underwater

c. Maroon

[COLOR OF CONTAINERS]

Container for C2H2 (Acetylene):

a. Brown

b. Red

c. Maroon

d. Yellow

e. Coated w/ petroleum under oil or kerosene

f. Underwater

d. Yellow

[COLOR OF CONTAINERS]

Container for Cl2 (Chloride)

a. Brown

b. Red

c. Maroon

d. Yellow

e. Coated w/ petroleum under oil or kerosene

f. Underwater

e. Coated w/ petroleum under oil or kerosene - since Li is very reactive

[COLOR OF CONTAINERS]

Container for Li (Lithium):

a. Brown

b. Red

c. Maroon

d. Yellow

e. Coated w/ petroleum under oil or kerosene

f. Underwater

f. Underwater

[COLOR OF CONTAINERS]

Container for white or yellow P (Phosphorous):

a. Brown

b. Red

c. Maroon

d. Yellow

e. Coated w/ petroleum under oil or kerosene

f. Underwater

d. a and b

• Silica

• Sodium Carbonate (Na₂CO₃)

Major component of glass.

a. Silica

b. Na2CO3

c. MgOH

d. a and b

e. a and c

f. All

b. Silica + Sodium Carbonate (Na₂CO₃)

GLASS is made from ______

a. Silica + CaCO3

b. Silica + Na2CO3

c. Alumina + Na2CO3

d. Silica + K2CO3

a. Glass Type I

[USP GLASS TYPES AND TEST LIMITS]

Highly Resistant Borosilicate glass:

a. Glass Type I

b. Glass Type II

c. Glass Type III

d. Glass Type IV

c. B (Boron)

[USP GLASS TYPES AND TEST LIMITS]

Added to type I glass to decrease coefficient of expansion and produce resistance against high temperature.

a. K

b. Se

c. B

d. Pb

b. Glass Type II

[USP GLASS TYPES AND TEST LIMITS]

Treated Soda Lime Glass:

a. Glass Type I

b. Glass Type II

c. Glass Type III

d. Glass Type IV

c. Glass Type III

[USP GLASS TYPES AND TEST LIMITS]

Soda Lime Glass:

a. Glass Type I

b. Glass Type II

c. Glass Type III

d. Glass Type IV

d. Glass Type IV

[USP GLASS TYPES AND TEST LIMITS]

General Soda Lime Glass:

a. Glass Type I

b. Glass Type II

c. Glass Type III

d. Glass Type IV

a. Glass Type I

[USP GLASS TYPES AND TEST LIMITS]

What type of glass are Pyrex and Borosil?

a. Glass Type I

b. Glass Type II

c. Glass Type III

d. Glass Type IV

e. b and c

• Glass Type II

• Glass Type III

[USP GLASS TYPES AND TEST LIMITS]

Glass type for dry powder and oleaginous solutions packaging.

a. Glass Type I

b. Glass Type II

c. Glass Type III

d. Glass Type IV

e. b and c

d. Glass Type IV

[USP GLASS TYPES AND TEST LIMITS]

Glass type not for parenteral:

a. Glass Type I

b. Glass Type II

c. Glass Type III

d. Glass Type IV

e. b and c

f. c and d

b. Glass Type II

[USP GLASS TYPES AND TEST LIMITS]

Water attack leach test is used for:

a. Glass Type I

b. Glass Type II

c. Glass Type III

d. a and b

e. a and c

f. All

e. a,c and d

• Glass Type I

• Glass Type III

• Glass Type IV /NP

[USP GLASS TYPES AND TEST LIMITS]

Powdered glass leach test is used for:

a. Glass Type I

b. Glass Type II

c. Glass Type III

d. Glass Type IV /NP

e. a,c and d

f. All of the above

a. Glass Type I

[USP GLASS TYPES AND TEST LIMITS]

Use for buffered and unbuffered aqueous solutions

a. Glass Type I

b. Glass Type II

c. Glass Type III

d. Glass Type IV/NP

b. Glass Type II

[USP GLASS TYPES AND TEST LIMITS]

Use for buffered aqueous solutions with pH <7

a. Glass Type I

b. Glass Type II

c. Glass Type III

d. Glass Type IV/NP

d. Glass Type IV/NP

[USP GLASS TYPES AND TEST LIMITS]

Use for Tablets, oral solutions, ointments, external liquid

a. Glass Type I

b. Glass Type II

c. Glass Type III

d. Glass Type IV/NP

d. Glass Type IV/NP

[USP GLASS TYPES AND TEST LIMITS]

Use for Non-parenterals

a. Glass Type I

b. Glass Type II

c. Glass Type III

d. Glass Type IV/NP

a. K (Potassium)

[GLASS MODIFICATION]

Added to glass for brown and amber color to be light resistant:

a. K

b. Se

c. MnO2

d. Borate

b. Se (Selenium)

[GLASS MODIFICATION]

Added to glass for red color.

a. K

b. Se

c. MnO2

d. Borate

c. MnO2 (Manganese dioxide)

[GLASS MODIFICATION]

Added to glass for masking blue-green color Fe usually present in glass:

a. K

b. Se

c. MnO2

d. Borate

d. Borate

[GLASS MODIFICATION]

Added to glass to decrease coefficient of expansion:

a. K

b. Se

c. MnO2

d. Borate

b. Pb (Lead)

[GLASS MODIFICATION]

Added to glass to increase refractive index:

a. Borate

b. Pb

c. Rare earths

d. HF

c. Rare earths

[GLASS MODIFICATION]

Added to glass for it to selectively absorb light of certain wavelengths thus used in spectrophotometry:

a. Borate

b. Pb

c. Rare earths

d. HF

c. Rare earths

[GLASS MODIFICATION]

Used in spectrophotometry

a. Borate

b. Pb

c. Rare earths

d. HF

d. HF (Hydrogen fluoride)

[GLASS MODIFICATION]

Added to glass for glass etching:

a. Borate

b. Pb

c. Rare earths

d. HF