Organic Chemistry:

Natural gas is used to make_________

The % age of carbon in bituminous is __________

Functional group C-O-C is found in__________

Who put forward the vital force theory?

Number of isomers increases with increase in number of ________ atoms.

Alkanes are also called__________

Which one is heterocyclic compound?

The % age of carbon is lignite is___________

Natural gas is 85% methane. It is used to make the following except_______

The % age of carbon in coal is_________

Silicon occurs in the form of _________

The main component of natural gas is___________

The % age of carbon in peat is____________

Functional group containing carbon, hydrogen and halogens are__________

The Characteristic of carboxylic acid are due to the presence of group in them_______

Perfumes may also contains_________

Molecular formula of butane is________

• C₄H₁₀

• C₅H₅

• C₄H₈

• C₄H₆

(Select Correct Option)

Paraffin’s means___________

Geraniol consists of functional group_________

How many types of formula of organic compound?

The branch of Chemistry which deals with hydro carbons and their derivatives are called______

___________ represents group of atoms joined together to each carbon atom.

Coal gas is a mixture of_______________

• CO & CH₄

• CO, CH₄ & CO₂

• CO, CH₄ & H₂             

• CO, H₂ & CO₂

(Select Correct Option)

Carbonization process is the conversion of__________

Which one is main source of organic compound?

In which of the following groups, oxygen is attached on both sides with carbon atoms?

Which one of the following does not contain protein?

The 1^st organic compound prepared in laboratory.

Pitch is black residue of__________

The removal of terminal hydrogen from the straight chain of propane is called _____

A benzene ring is made of carbon atoms_______

Which one of the following is not a fossil fuel?

Formula which represents the actual number of atoms in one molecule of organic compound is______________

Vitamins are found in____________

Coal tar is a mixture of more than organic compounds_______

Which of the following formula of a compound represents the exact arrangement of the different atoms of various elements present in a molecule of a substance?

Which one contains double covalent bond?

Alkyle Radical is represented as_______

Which one contains triple bond?

Which of the following are derived from alkanes?

Functional group containing — NH₂ are called________

Conversion of wood into coal is called ________

Which one of the following is the hardest coal?

Functional group —OH is found.in___________

Conversion of dead plants into coal by the action of bacteria and heat is called_____

Name the gas which is not found in coal gas_______

Identify which one of the following compounds is a ketone?

• (CH3)₂CHOH

• (CH3)₂CHCl

• (CH₃)₂CO

• (CH3)₂CHCI

(Which Option is Correct)

Which one is homocyclic compound?

In laboratory urea was prepared by_______

The basic unit of carbohydrates is_________

Which one of the following statements is not true about fossil fuels?

Coal is consisting of ________types.

CH₃-O-CH₃ is called_______

The branch of chemistry which deals with the study of hydrocarbons and their derivatives is known as________

Which one contains triple covalent bond?

Alkyl radical is derivative of__________

How many Carbons are present in Heptanes?

The ability of carbon atoms to form chains is called_____

Dead plants produce all of these products except_______

General formula of alkyl radical is_______

• C_nH_2n+2
• C_nH_2n-2
• C_nH_2n+1
• C_nH_2n

(Select Correct Option)

Which one provide inert atmosphere in metallurgy process?

Coal tar contains compounds_____

Which one of the following does not contain starch _________

      |      |      |      |

-- C -- C-- C-- C--             is a

     |      |      |      |

Who was discarded vital force theory?

The strong heating of coal in the absence of air is called______

Coal having 90% carbon contents is called_______

The general formula of alkane is ________

• C_nH_2n+2

• C_nH_2n-2

• C_nH_2n

• C_nH_2n+1

(Select Correct Answer)

The vital force theory suffered rejection in__________

Who was prepared acetic acid in laboratory?

Which type of coal is used as house hold coal________

The molecular formula of pentane is_______

• CH₄

• C₃H₃

• C₅H₁₂ 

• C₄H₁₀

(Select Correct Option)

Organic compound consisting of “RCOOR” functional group is called_______

Homologous series have same_________

Inorganic compounds are obtained from_________

The % age of carbon in coke is_________

Condensed form of propane is________

• H₃CCH₃

• H₃C(CH₂)₂CH₃

• H₃CCH₂CH₃

• CH₄

(Select Correct Option)

Organic compounds are soluble in_________

The functional group -COOH is found in_______

C-C bond is stronger than_____

The chemical formula of octane is_________

• C₅H₁₂

• C₃H₈

• C₂H₆

• C₈H₁₈

(Which Option is Correct)

Organic compounds have_________

Which one contains double bond?

Coal gas is the mixture of______

The formula which represents the actual number of atoms in one molecule of organic compound is called __________

Coal is blackish complex mixture of compounds of________

Which one is used as reducing agent_________

Which one of the following compounds is an aldehyde?

• CH₃ – CH₂ – OH

• CH₃ – COOH

• CH₃CHO

• CH₃COCH₃

(Which Option is Correct)

Esters are recognized by their________

Natural gas contains_________

Petroleum is refined by_________

Main component of natural gas is______

Which one of the following is a synthetic fiber?

Which one is soft coal__________

The strong heating of coal in the absence of air is called__________