Organic Chemistry:

The % age of carbon in coke is_________

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)

Inorganic compounds are obtained from_________

Paraffin’s means___________

The vital force theory suffered rejection in__________

A benzene ring is made of carbon atoms_______

Which one of the following compounds is an aldehyde?

• CH₃ – CH₂ – OH

• CH₃ – COOH

• CH₃CHO

• CH₃COCH₃

(Which Option is Correct)

Which one contains double bond?

Organic compounds are soluble in_________

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

Alkyl radical is derivative of__________

Who was prepared acetic acid in laboratory?

Organic compound consisting of “RCOOR” functional group is called_______

Coal is blackish complex mixture of compounds of________

Which one of the following does not contain starch _________

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

How many types of formula of organic compound?

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

Which one is soft coal__________

The ability of carbon atoms to form chains is called_____

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

The main component of natural gas is___________

Which one of the following does not contain protein?

CH₃-O-CH₃ is called_______

Which one of the following is a synthetic fiber?

Organic compounds have_________

How many Carbons are present in Heptanes?

Coal tar is a mixture of more than organic compounds_______

Which one is homocyclic compound?

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

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

Silicon occurs in the form of _________

Main component of natural gas is______

Which one contains double covalent bond?

Molecular formula of butane is________

• C₄H₁₀

• C₅H₅

• C₄H₈

• C₄H₆

(Select Correct Option)

Functional group —OH is found.in___________

Condensed form of propane is________

• H₃CCH₃

• H₃C(CH₂)₂CH₃

• H₃CCH₂CH₃

• CH₄

(Select Correct Option)

Which one of the following is not a fossil fuel?

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

Homologous series have same_________

Which one of the following is the hardest coal?

Natural gas contains_________

Which one is used as reducing agent_________

Which one contains triple covalent bond?

Coal tar contains compounds_____

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

Carbonization process is the conversion of__________

Esters are recognized by their________

Which type of coal is used as house hold coal________

The % age of carbon is lignite is___________

Functional group containing — NH₂ are called________

The % age of carbon in coal is_________

Which one is main source of organic compound?

The chemical formula of octane is_________

• C₅H₁₂

• C₃H₈

• C₂H₆

• C₈H₁₈

(Which Option is Correct)

      |      |      |      |

-- C -- C-- C-- C--             is a

     |      |      |      |

Pitch is black residue of__________

Coal gas is a mixture of_______________

• CO & CH₄

• CO, CH₄ & CO₂

• CO, CH₄ & H₂             

• CO, H₂ & CO₂

(Select Correct Option)

Petroleum is refined by_________

Perfumes may also contains_________

Which one provide inert atmosphere in metallurgy process?

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

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

Who put forward the vital force theory?

Which one contains triple bond?

C-C bond is stronger than_____

Functional group C-O-C is found in__________

Which one is heterocyclic compound?

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 basic unit of carbohydrates is_________

Natural gas is used to make_________

Alkanes are also called__________

The functional group -COOH is found in_______

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

Which of the following are derived from alkanes?

Dead plants produce all of these products except_______

The 1^st organic compound prepared in laboratory.

Who was discarded vital force theory?

The % age of carbon in bituminous is __________

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

In laboratory urea was prepared by_______

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

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?

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

The % age of carbon in peat is____________

Coal having 90% carbon contents is called_______

The molecular formula of pentane is_______

• CH₄

• C₃H₃

• C₅H₁₂ 

• C₄H₁₀

(Select Correct Option)

Vitamins are found in____________

Alkyle Radical is represented as_______

Coal gas is the mixture of______

Functional group containing carbon, hydrogen and halogens are__________

Conversion of wood into coal is called ________

Geraniol consists of functional group_________

Coal is consisting of ________types.

General formula of alkyl radical is_______

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

(Select Correct Option)