Carbon Compounds

01. Carbon is _____.

tetravalent
saturated
unsaturated
covalent
homologous series

02. Alkanes are _____ hydrocarbons.

homologous series
saturated
tetravalent
unsaturated
covalent

03. Alkenes and alkynes are _____ hydrocarbons.

tetravalent
saturated
covalent
homologous series
unsaturated

04. Carbon forms _____ bonds.

homologous series
structural isomers
covalent
saturated
unsaturated

05. A group of hydrocarbons having the same general formula and similar properties is called _____.

covalent
structural isomers
carbon dioxide
homologous series
unsaturated

06. Carbon compounds having identical molecular formula but different structure are called _____.

structural isomers
covalent
homologous series
carbon dioxide
addition

07. Saturated hydrocarbons, on combustion, give out _____ and water.

addition
substitution
carbon dioxide
homologous series
structural isomers

08. Unsaturated hydrocarbons undergo _____ reactions

structural isomers
carbon dioxide
substitution
glacial acetic acid
addition

09. Saturated hydrocarbons undergo _____ reactions.

Soap
substitution
carbon dioxide
addition
glacial acetic acid

10. Ethanoic acid is also called _____.

substitution
Soap
Detergents
glacial acetic acid
addition

11. _____ contains sodium or potassium salts of long chain carboxylic acids.

Soap
substitution
glacial acetic acid
Detergents
micelle

12. _____ contain ammonium or sulphonate salts of long chain carboxylic acids.

Soap
micelle
TRUE
Detergents
glacial acetic acid

13. A spherical aggregate of soap molecules in water is called _____.

Soap
Detergents
TRUE
colloidal
micelle

14. In a _____ solution, the diameter of solute particles is less than 1 mm.

small
TRUE
Detergents
micelle
colloidal

15. In a _____ solution, the diameter of solute particles is greater than 1 mm.

small
large
colloidal
micelle
TRUE

16. Soap in _____ amounts makes a true solution in water.

small
TRUE
colloidal
large
CMC

17. Soap in _____ amounts makes a colloidal solution in water.

colloidal
small
CMC
critical micelle concentration
large

18. When soap concentration exceeds _____, it begins to aggregate in water.

critical micelle concentration
saponification
CMC
small
large

19. CMC of soap stands for _____.

glycerol
critical micelle concentration
large
CMC
saponification

20. Producing soap from fatty acids is called _____.

critical micelle concentration
glycerol
sodium hydroxide
saponification
CMC

21. Trihydroxy alcohol is called _____.

Esters
glycerol
critical micelle concentration
saponification
sodium hydroxide

22. When fats are treated with _____, soap and glycerol are formed.

Esters
esterification
sodium hydroxide
saponification
glycerol

23. _____ are sweet-odoured carbon compounds.

Esters
glycerol
sodium hydroxide
esterification
alcohol

24. The reaction producing esters is called _____.

Esters
sodium hydroxide
glycerol
esterification
alcohol

25. Esters are formed when carboxylic acids react with _____ in the presence of concentrated sulphuric acid.

esterification
Esters
sodium hydroxide
glycerol
alcohol