Common Names for Chemicals

1. Which of the following is known commonly as ‘wood alcohol’ because it can be distilled from wood – don’t drink it though, b/c it’s highly poisonous.

1. Ethanol2. Methanol3. Isopropyl alcohol4. C2H5OH

5. CH3COOH

2. CaO is usually formed by heating CaCO3 to drive off the CO2. The US produces about 21 million tons of CaO yearly and it is commonly called ___.

1. Caustic soda2. Saltpeter3. Talc4. Lime5. chalk

3. Which of the following chemical formulas represents laughing gas – which, by-the-way, is still used in some dental offices to help kill pain.

1. N2O

2. NaOCl3. NaOH4. Hg5. CO2

4. The intensely pungent vapors of ‘smelling salts’ have been used to revive people who are ‘feeling faint’ . They are standard issue in some first aid kits. Their chemical name is ___.

Smelling Salts

1. Ammonium phosphate2. Ammonia3. Ammonium carbonate4. NH4OH

5. NH3

5. Vinegar is really ___.1. Sodium hydroxide2. Magnesium hydroxide3. Calcium hydroxide4. CH3OH

5. CH3COOH

6. The White Cliffs of Dover in England are made of almost pure white CaCO3. The common name for this substance is ___.

1. Quicklime2. Baking soda3. Chalk4. Saltpeter5. Soda ash

7. What is the correct formula for rubbing alcohol?

1. C3H7OH

2. CH3OH

3. CH3COOH

4. CH3CH2OH

5. NaOH

8. Household bleach is ___.

1. Sodium hydroxide2. NaClO3. CaO4. Potassium nitrate5. HCl

9. MgSO4 is commonly called ___.

1. Soda ash2. Plaster of Paris3. Milk of Magnesia4. Epsom salts5. talc

10. Caustic soda (also known as lye) is used in soap making and is known chemically as ___.

1. HCl2. Hg3. NaOH4. CH3OH

5. NaHCO3

11. Muriatic, meaning “pertaining to brine or salt,” is an old (pre-systematic) name for ___.

1. Methanol2. Nitrous oxide3. NaClO4. HCl5. NaCl

12. Used in the manufacture of glass (among other things), soda ash is chemically known as ___.

1. Magnesium silicate2. Sodium carbonate3. Sodium chloride4. Calcium sulfate5. Calcium oxide

13. A critical component of gun powder as well as a food preservative, saltpeter is chemically known as ___.

1. KNO3

2. K2CO3

3. Calcium oxide4. Table salt5. MgSO4

14. Calcium sulfate is also known as ___.

1. Potash2. Slaked lime3. Plaster of Paris4. Lime5. Talc

15. Used as an astringent, a lubricant, a food additive, in the manufacture of paper and ceramics, in cosmetics, for welding, in pharmaceuticals including use as an additive to street heroin to increase its volume, Talc or Talcum powder comes from the mineral ___.

CaSO4

(NH4)2

CO3

Mg(O

H)2

MgS

iO3

K2CO3

20% 20% 20%20%20%

1. CaSO4

2. (NH4)2CO3

3. Mg(OH)2

4. MgSiO3

5. K2CO3

16. K2CO3 is used primarily as a agricultural fertilizer b/c it con- tains a soluble source of potassium (1 of 3 primary plant nutrients.) K2CO3 is commonly known as ___.

Rock sa

lt

Quick

silve

r Li

me

Potash

Slaked lim

e

20% 20% 20%20%20%1. Rock salt2. Quicksilver3. Lime4. Potash5. Slaked lime

17. When grains are converted to alcohol the ethyl alcohol can be fairly low, as is the case with many beers. When fermented grains are allowed to reach a high ethanol content and then distilled, the result is a colorless and very potent liquid which is sometimes called neutral grain spirits, in a reference to the clear color. The chemical formula for grain alcohol is ___.

CH3OH

CH3COOH

C3H7OH N

aOH

CH3CH2OH

20% 20% 20%20%20%

1. CH3OH

2. CH3COOH

3. C3H7OH

4. NaOH5. CH3CH2OH

18. ____ is an archaic name for an element that was named after the Roman messenger God, Mercury. Some of its less commonly known uses include production of pesticides, caustic soda, and chlorine, dental amalgams, paint additives, batteries, mercury vapor lamps, mercury switches and as a vaccine preservative.

Quick

silve

r

Messe

nger Mine...

Zeus’s

Messe

ng...

Dream-si

lver

Flow Sto

ne

20% 20% 20%20%20%

1. Quicksilver2. Messenger Mineral3. Zeus’s Messenger4. Dream-silver5. Flow Stone