functional groups and solubility Flashcards

1
Q

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

A

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

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2
Q

What type of compounds are soluble in ether

A

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

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3
Q

which compounds are insoluble in water?

A

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

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4
Q

Which compounds are insoluble in water

A

Insolubility in water means the compound has more than
5 carbons

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5
Q

Soluble in 5% NaOH

A

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

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6
Q

Insoluble in 5%NaOH

A

It is not a carboxylic acid

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7
Q

Soluble in 5% HCl

A

Solubility in HCl indicates the compound is basic- eg amine

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8
Q

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

A

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

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9
Q

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

A

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

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10
Q

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

A

solid
liquid

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11
Q

Miscibility is used when both

A

solute and solvent are liquids

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