20. The number of isomers in butane is:
(A) 1(B) 2(C) 3(D) 4
20. The number of isomers in butane is: Read More »
19. The first member of Alkyne series is:
(A) Methane(B) Ethane(C) Ethene(D) Acetylene
19. The first member of Alkyne series is: Read More »
18. General formula for alkane is:
(A) Cn H2n + 2(B) Cn H2n(C) Cn H2n – 2(D) Cn H2n + 1
18. General formula for alkane is: Read More »
17. The quality of petrol is measured by:
(A) Cracking(B) Reforming(C) Octane number(D) Decane number
17. The quality of petrol is measured by: Read More »
16. The hydrocarbons in which carbon atoms are arranged in rings, are called:
(A) Aliphatic(B) Aromatic(C) Ali cyclic(D) None of these
16. The hydrocarbons in which carbon atoms are arranged in rings, are called: Read More »
15. The first member of alkene series is:
(A) Methane(B) Ethane(C) Ethene(D) Ethyne
15. The first member of alkene series is: Read More »
14. The hydrocarbons which contain one or more double or triple bonds, are called:
(A) Saturated hydrocarbons(B) Unsaturated hydrocarbons(C) Paraffin(D) Halogous
14. The hydrocarbons which contain one or more double or triple bonds, are called: Read More »
13. Compounds which contain only carbon and hydrogen elements, are called:
(A) Carbohydrates(B) Hydrocarbons(C) Halides(D) None of these
13. Compounds which contain only carbon and hydrogen elements, are called: Read More »
12. A process that breaks large molecules into smaller one, is called:
(A) Refining(B) Reforming(C) Cracking(D) None of these
12. A process that breaks large molecules into smaller one, is called: Read More »
11. Isomerism in which the compounds possess the same molecular formula but different arrangement of carbon atoms in the hydrocarbon is called:
(A) Chain isomerism(B) Functional isomerism(C) Position isomerism(D) Metamerism