Introduction to Carbon compounds

What is the Structural formula of Vinegar?

• HCOOH

• CH₃COOH

• CH₃-CH₂-OH

• CH₃-OH

Which of the following statements are usually correct for carbon compounds? These-

(i) are good conductors of electricity

(ii) are poor conductors of electricity

(iii) have strong forces of attraction between their molecules

(iv) do not have strong forces of attraction between their molecules.

• (i) & (iii)

• (ii) & (iii)

• (ii) & (iv)

• (i) & (iv)

A molecule of CO₂ (carbon dioxide) has -

• Only single bonds

• Only double bonds

• Only triple bonds

• 1 single & 1 double bond

Pentane has the molecular formula C₅H₁₂.

• 5 covalent Bonds

• 12 covalent Bonds

• 16 covalent Bonds

• 17 covalent Bonds

In which of the following compounds, — OH is the functional group?

• Butanone

• Butanal

• Butanoic acid

• Butanol

What is the general formula for saturated hydrocarbons?

• C_nH_2n
• C_nH_n+1
• C_nH_2n+1
• C_nH_2n+2

If an alkane has 20 carbon atoms, how many hydrogen atoms will it have?

• 20
• 22
• 40
• 42

Which formula represents a saturated hydrocarbon?

• A

• B

• C

• D

What is the definition of saturated?

• No single bonds

• Contains a double bond

• No single bonds, all double bonds

• No double bonds, all single bonds

Organic compounds

• are made only of carbon

• contain carbon bonded to hydrogen and nothing else

• contain carbon bonded to hydrogen

• contain only oxygen