Amazing World of Carbon Compounds

01. True or False: Organic Compounds have ionic bonds

02. Fill in the Blank: Methane, also called _____ Gas has chemical formula CH4
03. Fill in the Blank: Hydrocarbons are insoluble in water, but soluble in ________
04. Name the following: A Closed Chain (Ring compounds) Hydrocarbon
05. Alkyne have ____ bond
(a) Single
(b) Double
(c) Triple
(d) Quadruple
06. True or False: The general Formula for Alkanes is CnH2n
07. Name the following: The property of direct bonding between atoms of same element
to form a chain.
08. Name the following: The phenomenon of existence of a substance in various physical
forms but same chemical form.
09. True or False: The chemical structure of Diamond is Hexagonal planar
10. True or False: Diamond is good conductor of electricity
11.
Fill in the Blank: The Structural formula of _______ is CH3-CH2-CH2-CH2-CH2-CH2-CH3
12.
The Structural formula of Butane is _________
(a) CH3-CH2-CH3
(b) CH3-CH2-CH2-CH3
(c) CH3-CH2-CH2-CH2-CH3
(d) CH3-CH2-CH2-CH2-CH2-CH3
13.
C6H14 is _____
(a) Pentane
(b) Hexane
(c) Benzene
(d) Phenol
14.
Name the following: Compounds with identical molecular formula and different structure.
15.
Butane has ___ isomers
(a) 2
(b) 4
(c) 6
(d) 10
16.
R is Alkyl group with formula
(a) CnH2n-2
(b) CnH2n-1
(c) CnH2n
(d) CnH2n+1
17.
Functional Group “Alcohols” have general formula
(a) R – OH
(b) R – CHO
(c) R – CO
(d) R – COOH
18.
Name the following: A group of organic compounds, having same functional group,
same general formula and show more or less similar trends in their properties
19.
Consecutive members of Homologous Series differ from one another, in molecular weight
by ___ units
(a) 28
(b) 21
(c) 14
(d) 7
20.
Find Odd one out:
Methane,
Ethane,
Propane,
Benzene
21.
Functional Group “Carboxylic Acid” have general formula
(a) R – OH
(b) R – CHO
(c) R – CO
(d) R – COOH
22.
IUPAC is the short form of
(a) Indian Union of Pure and Applied Chemists
(b) Indian Union of Physicists And Chemists
(c) International Union of Pure and Applied Chemists
(d) International Union of Physicists And Chemists
23.
IUPAC name for Isopropyl bromide (CH3-CHBr-CH3) is
(a) propan-1-bromide
(b) 2-bromopropane
(c) prop-1-ene
(d) 2-propan-bromide
24.
Fill in the Blank: When methane burns in limited air, it gives ______
25.
Functional Group “Ketones” have general formula
(a) R – OH
(b) R – CHO
(c) R – CO
(d) R – COOH
26.
Name the following: The reaction in which two molecules react to form a single product.
27.
Fill in the Blank: The molecules of ___ are sodium or potassium salts of long chain
carboxylic acids
28.
IUPAC name for Butene (CH3-CH2-CH=CH2) is ______
(a) iso-butene
(b) 1-butene
(c) but-1-ene
(d) 3-butene
29.
Functional Group “Aldehydes” have general formula
(a) R – OH
(b) R – CHO
(c) R – CO
(d) R – COOH
30.
Electronic Configurations of Carbon is ____
(a) (2, 4)
(b) (2, 3)
(c) (2, 2)
(d) (2, 6, 1)

01. False {They have covalent bonds}
02. Marsh
03. organic solvents 04. Benzene (C6H6) 05. (c) Triple
06. False {It is CnH2n+2}
07. Catenation
08. Allotrope
09. False { It is Regular tetrahedron (rigid 3D) }
10. False {It is bad conductor}
11. Heptane
12. (b) CH3-CH2-CH2-CH3
13. (b) Hexane
14. Isomers
15. (b) 4
16. (d) CnH2n+1
17. (a) R – OH
18. Homologous Series
19. (c) 14 { -CH2- group }
20. Benzene { Rest all are members of Homologous Series }
21. (d) R – COOH
22. (c) International Union of Pure and Applied Chemists
23. (b) 2-bromopropane
24. Carbon Black
25. (c) R – CO
26. Addition reaction
27. Soap
28. (c) but-1-ene
29. (b) R – CHO
30. (a) (2, 4) {Tetravalent}