Nomenclature of Alcohols

Q. draw the resonating str for c6h5cho compound

Q. what is derived name of neopentyl alcohol? 1.isopropyl carbinol 2.n-butyl carbinol 3.tertiary butyl carbinol 4.ethyl methyl carbinol

Q.

An atom with high electron affinity generally has

1. Tendency to form positive ions

2. Large atomic size

3. High ionisation energy

4. Low electronegativity

Q. Describe two important uses of each of the following:

A Caustic soda

B Sodium carbonate

C Quicklime

Q. 12. What are the steps to draw a Lewis Dot structure of a compound?

Q. Phenol is also called

1. Salicylic acid
2. Benzyl alcohol
3. Carbolic acid
4. Salol

Q. Which of following compounds is/are incorrectly matched with their IUPAC name?

1. Penta-2, 3-diene
2. 1-Hydroxypent-4-en-3-one
3. 1-Amino-1-Ethyoxypropane
4. Hex-1-en-5-yne

Q. (11.) The correct order of first ionization potential among following elements, Be, B, C is(2) B Be C(1) B< Be < C(4) Be < B< C(3) Be < C < B

Q.

Cresol is

1. Hydroxytoluene

2. A mixture of ortho, meta and para isomers of hydroxytoluene

3. Para-hydroxytoluene

4. A mixture of ortho, meta and para isomers of hydroxytoluene in the ratio of 3:2:1

Q.

Ortho-dihydroxy benzene is

1. Carvacrol

2. Resorcinol

3. Catechol

4. Orcinol

Q.

Which of the following is phenolic [J & K 2005]

1. Phthalic acid

2. Phosphoric acid

3. Picric acid

4. Phenylacetic acid

Q. Which is more stable and why?

1. NO₂ CH₂ CH₂ O^- or CH₃ CH₂ CH₂ O^-
2. 3, 3-dimethyl-1-butene or 3-methly-1-pentene
3. CH₃CH₂⁺ or (CH₃)₂ CH⁺

Q. how many geometrical isomers are possible for para-methylcyclohexane compound?

Q.

Ortho-dihydroxy benzene is

1. Carvacrol

2. Resorcinol

3. Catechol

4. Orcinol

Q. Write the following properties of ethene:
Odour

Q.

3- pentanol is [RPET 2002]

1. Primary alcohol

2. Secondary alcohol

3. Tertiary alcohol

4. None of these

Q.

Carbinol is[RPMT 2000]

1. C₂H₅OH

2. CH₃OH

3. (CH₃)₂CHOH

4. CH₃CH₂CH(OH)CH₃