Quiz1:oraganic compounds and classification of Hydrocarbons

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chapter5: Organic chemistry

organic compounds and classification of Hydrocarbons

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Category: chapter1 Transition Elements

(13) The saturated open chain aliphatic hydrocarbons.

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(4) The first organic compound that was prepared in Lab. not in the living cells 

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(21) The organic compounds in which all the corners of the ring have carbon atoms only

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(6) The basic element in all the organic compounds.

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24)The scientist who classified the compounds into organic and inorganic compounds

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(12) The organic compounds which consist of carbon and hydrogen only.

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(8) The formula which indicates the kind and number of the atoms of each element in

the compound.

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(3) A theory which considered that organic compounds are formed in the cells of living organisms only.

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(5) The organic compound that was obtained on heating aqueous solutions of ammonium chloride and silver cyanate.

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(7) The branch of Chemistry that focused on the study of carbon element with exception of carbon oxides, carbonate and cyanide salts.

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(26) The organic compound which is obtained on heating ammonium cyanate is ------

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(10) It is a phenomenon that many organic compounds have the same molecular formula but differ in structural formula.

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(18) Cyclic hydrocarbons, their general molecular formula are CnH2n+2

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25) The scientist who destroyed the vital force theory is.....

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(16) The unsaturated open chain aliphatic hydrocarbons, which are characterized by the presence of a triple bond at least in the carbon chain.

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(15) The unsaturated open chain aliphatic hydrocarbons, which are characterized by the presence of a double bond at least in the carbon chain.

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23)Classify the following compounds into : (alkanes – alkenes - alkynes):

(1) C3H8     (2) C7H₁₂   (3) C6H12           (4) C4H10      (5) C40H82  (6) C5H12

     

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(14) The saturated cyclic aliphatic hydrocarbons.

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(20) Unsaturated aliphatic hydrocarbons, their general molecular formula are:  CnH2n-2

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(11) The substance which added to the organic compound to detect the presence of carbon and hydrogen.

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26) The carbon atoms of thiophene are bonded with <a href="https://gogoacademy.net/science-prep-1-final-revision/">sulphur</a> in the form of compound.

 

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(27) All the following compounds are organic compounds except

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(28) The organic chemistry focused on the study of carbon element with exception of

 

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(22) The organic compounds in which the corners of the ring have carbon atoms and other atoms of different elements.

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Category: chapter1 Transition Elements

(1) The compounds which have been thought that they are extracted from plants and animals only.

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(19) Unsaturated aliphatic hydrocarbons, their general molecular formula are : CnH2n

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(9) The formula which indicates the type of linkage between the atoms by the covalent bonds.

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Category: chapter5:organic chemistery

30)The carbon atoms can combine with each other by............bonds.

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(43) The molecular formula C6H12 is a formula of  -------------

 

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(40)  The hydrocarbons with the molecular formula CnH2n+2 are

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(44) On burning an organic substance with <a href="https://gogoacademy.net/science-prep-1-final-revision/">copper</a> oxide, ----------- are produced.

 

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Category: chapter5:organic chemistery

(38) The compound with the structural formula: Follows a group of the compounds

whose general formula is

                  (a) C2nH5nOn      (c) CnH2n+2O2

                  (b)CnH2nO2          (d) CnH2n-2O2          

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Category: chapter5:organic chemistery

(36) The phenomenon that many organic compounds have the same molecular formula is called............

 

 

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(33) Reactions between organic compounds are slow because they take place between..........

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Category: chapter5:organic chemistery

(41) The organic compounds with formula C2H4, is ------------ compound

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(32) The boiling and melting points of organic compounds are

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 (44) We can detect the presence of water by using  ---------------

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Category: chapter5:organic chemistery

(10) The bonds in organic compounds are .......bonds.

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Category: chapter5:organic chemistery

(45) Benzene and naphthalene are examples of hydrocarbons.

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(31) Most of organic compounds soluble in ------

 

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(42) Propyne (C2H4) is an example of ---------------

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(2) The compounds which are extracted from mineral sources in the Earth.

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Category: chapter5:organic chemistery

(46) The molecular formula of aromatic benzene is   ----------

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Category: chapter5:organic chemistery

(40) Any combination of the following hydrocarbons represents the isomer to the another one ?

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Category: chapter5:organic chemistery

(37) All organic compounds contain------ in their structure.

      

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(39) The corresponding two compounds are similar in-------- and differ in ------------

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(47) The molecular formula of naphthalene is....

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(35) The formula that shows the number and the type of atoms only in the molecule formula.

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