Organic Chemistry:

Which one is soft coal__________

The % age of carbon in bituminous is __________

Functional group —OH is found.in___________

Conversion of wood into coal is called ________

Which one is main source of organic compound?

Coal gas is a mixture of_______________

• CO & CH₄

• CO, CH₄ & CO₂

• CO, CH₄ & H₂             

• CO, H₂ & CO₂

(Select Correct Option)

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

Which one of the following does not contain protein?

Coal tar contains compounds_____

Who was discarded vital force theory?

Which type of coal is used as house hold coal________

Organic compounds are soluble in_________

Identify which one of the following compounds is a ketone?

• (CH3)₂CHOH

• (CH3)₂CHCl

• (CH₃)₂CO

• (CH3)₂CHCI

(Which Option is Correct)

The 1^st organic compound prepared in laboratory.

Coal tar is a mixture of more than organic compounds_______

Pitch is black residue of__________

The general formula of alkane is ________

• C_nH_2n+2

• C_nH_2n-2

• C_nH_2n

• C_nH_2n+1

(Select Correct Answer)

Molecular formula of butane is________

• C₄H₁₀

• C₅H₅

• C₄H₈

• C₄H₆

(Select Correct Option)

Inorganic compounds are obtained from_________

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

Coal having 90% carbon contents is called_______

Paraffin’s means___________

Functional group containing — NH₂ are called________

Dead plants produce all of these products except_______

Petroleum is refined by_________

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 of the following does not contain starch _________

The basic unit of carbohydrates is_________

Which one is heterocyclic compound?

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

Organic compound consisting of “RCOOR” functional group is called_______

The % age of carbon in coke is_________

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

Which one provide inert atmosphere in metallurgy process?

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

Which one of the following is the hardest coal?

Who was prepared acetic acid in laboratory?

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

Homologous series have same_________

Which one contains double bond?

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

Which one contains triple covalent bond?

In laboratory urea was prepared by_______

Which one of the following is a synthetic fiber?

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

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

Silicon occurs in the form of _________

C-C bond is stronger than_____

Coal gas is the mixture of______

Which one contains double covalent bond?

Which one contains triple bond?

Geraniol consists of functional group_________

      |      |      |      |

-- C -- C-- C-- C--             is a

     |      |      |      |

Alkyl radical is derivative of__________

Vitamins are found in____________

Esters are recognized by their________

Coal is blackish complex mixture of compounds of________

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

The main component of natural gas is___________

Which one of the following is not a fossil fuel?

Functional group containing carbon, hydrogen and halogens are__________

Who put forward the vital force theory?

Which of the following are derived from alkanes?

Alkyle Radical is represented as_______

The chemical formula of octane is_________

• C₅H₁₂

• C₃H₈

• C₂H₆

• C₈H₁₈

(Which Option is Correct)

Name the gas which is not found in coal gas_______

Functional group C-O-C is found in__________

A benzene ring is made of carbon atoms_______

CH₃-O-CH₃ is called_______

The vital force theory suffered rejection in__________

Perfumes may also contains_________

Organic compounds have_________

The molecular formula of pentane is_______

• CH₄

• C₃H₃

• C₅H₁₂ 

• C₄H₁₀

(Select Correct Option)

Natural gas contains_________

Which one is used as reducing agent_________

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

Coal is consisting of ________types.

Condensed form of propane is________

• H₃CCH₃

• H₃C(CH₂)₂CH₃

• H₃CCH₂CH₃

• CH₄

(Select Correct Option)

How many types of formula of organic compound?

The % age of carbon is lignite is___________

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

The % age of carbon in peat is____________

General formula of alkyl radical is_______

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

(Select Correct Option)

Alkanes are also called__________

Natural gas is used to make_________

Which one of the following compounds is an aldehyde?

• CH₃ – CH₂ – OH

• CH₃ – COOH

• CH₃CHO

• CH₃COCH₃

(Which Option is Correct)

The functional group -COOH is found in_______

The ability of carbon atoms to form chains is called_____

Main component of natural gas is______

Which one is homocyclic compound?

How many Carbons are present in Heptanes?

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

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

Carbonization process is the conversion of__________

The % age of carbon in coal is_________