functional groups and solubility

Question 1

Which compounds are soluble in water and how may carbons do they contain

Answer 1

Oxygen or Nitrogen-containing compounds with 5 or less than carbons

Question 2

What type of compounds are soluble in ether

Answer 2

Can be an acid, aldehyde, ketone, ester, alcohols,
amines. Monofunctional compounds

Question 3

which compounds are insoluble in water?

Answer 3

Can be an acid, aldehyde, ketone, ester, alcohols,
amine.
- Polyfunctional Compounds- like glycerol, ethylene
glycol. Can also be ionic salt.

Question 4

Which compounds are insoluble in water

Answer 4

Insolubility in water means the compound has more than
5 carbons

Question 5

Soluble in 5% NaOH

Answer 5

Solubility in 5% NaOH indicates that compound is
acidic in nature.
-It could be a carboxylic acid or a phenol, or enols

Question 6

Insoluble in 5%NaOH

Answer 6

It is not a carboxylic acid

Question 7

Soluble in 5% HCl

Answer 7

Solubility in HCl indicates the compound is basic- eg amine

Question 8

Insoluble in water,
5% NaOH, 5% HCl.
Soluble in Conc.H2SO4

Answer 8

Compound has more than 5 carbons and is neither an
acid nor a base.
 A neutral compound with more than 5 carbons. Can be an aldehyde, ketone, ether, ester, nitro compound

Question 9

Insoluble in water, 5%
NaOH, 5% HCl, Conc.H2SO4

Answer 9

Alkyl halides, hydrocarbons aliphatic, aromatic cyclic,
diary ethers.

Question 10

Solubility and miscibility are two terms that have same connotation. The term solubility is used when the solute is a ____ and solvent is a ____

Answer 10

solid
liquid

Question 11

Miscibility is used when both

Answer 11

solute and solvent are liquids