Which one of the following does not contain protein?

Esters are recognized by their________

The % age of carbon in coal is_________

Perfumes may also contains_________

Who was discarded vital force theory?

Conversion of wood into coal is called ________

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

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

Which one contains triple bond?

Organic compounds have_________

Coal gas is a mixture of_______________

• CO & CH₄

• CO, CH₄ & CO₂

• CO, CH₄ & H₂             

• CO, H₂ & CO₂

(Select Correct Option)

Coal is consisting of ________types.

Which one of the following is not a fossil fuel?

The molecular formula of pentane is_______

• CH₄

• C₃H₃

• C₅H₁₂ 

• C₄H₁₀

(Select Correct Option)

Which one contains triple covalent bond?

Which one is homocyclic compound?

The vital force theory suffered rejection in__________

Who put forward the vital force theory?

Functional group containing carbon, hydrogen and halogens are__________

Inorganic compounds are obtained from_________

Which one is soft coal__________

The 1^st organic compound prepared in laboratory.

The chemical formula of octane is_________

• C₅H₁₂

• C₃H₈

• C₂H₆

• C₈H₁₈

(Which Option is Correct)

Pitch is black residue of__________

Identify which one of the following compounds is a ketone?

• (CH3)₂CHOH

• (CH3)₂CHCl

• (CH₃)₂CO

• (CH3)₂CHCI

(Which Option is Correct)

Which one of the following is a synthetic fiber?

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

The % age of carbon in coke is_________

Functional group C-O-C is found in__________

Petroleum is refined by_________

Coal having 90% carbon contents is called_______

Natural gas is used to make_________

The functional group -COOH is found in_______

Functional group —OH is found.in___________

Coal is blackish complex mixture of compounds of________

Organic compounds are soluble in_________

Geraniol consists of functional group_________

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

Vitamins are found in____________

Coal tar is a mixture of more than organic compounds_______

Which type of coal is used as house hold coal________

Coal tar contains compounds_____

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

How many Carbons are present in Heptanes?

Molecular formula of butane is________

• C₄H₁₀

• C₅H₅

• C₄H₈

• C₄H₆

(Select Correct Option)

Which one contains double bond?

General formula of alkyl radical is_______

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

(Select Correct Option)

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

C-C bond is stronger than_____

How many types of formula of organic compound?

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

Which one of the following is the hardest coal?

Main component of natural gas is______

Homologous series have same_________

Alkyl radical is derivative of__________

Which one of the following does not contain starch _________

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

The % age of carbon in bituminous is __________

Which one is heterocyclic compound?

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?

Condensed form of propane is________

• H₃CCH₃

• H₃C(CH₂)₂CH₃

• H₃CCH₂CH₃

• CH₄

(Select Correct Option)

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

Alkanes are also called__________

Silicon occurs in the form of _________

Which one is main source of organic compound?

Which one provide inert atmosphere in metallurgy process?

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

The % age of carbon is lignite is___________

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

Functional group containing — NH₂ are called________

      |      |      |      |

-- C -- C-- C-- C--             is a

     |      |      |      |

Natural gas contains_________

CH₃-O-CH₃ is called_______

The main component of natural gas is___________

Alkyle Radical is represented as_______

Dead plants produce all of these products except_______

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

Coal gas is the mixture of______

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

Which one is used as reducing agent_________

The ability of carbon atoms to form chains is called_____

The % age of carbon in peat is____________

Who was prepared acetic acid in laboratory?

Carbonization process is the conversion of__________

Organic compound consisting of “RCOOR” functional group is called_______

Paraffin’s means___________

Which of the following are derived from alkanes?

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

In laboratory urea was prepared by_______

A benzene ring is made of carbon atoms_______

Name the gas which is not found in coal gas_______

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_________

Which one of the following compounds is an aldehyde?

• CH₃ – CH₂ – OH

• CH₃ – COOH

• CH₃CHO

• CH₃COCH₃

(Which Option is Correct)

Which one contains double covalent bond?