Chemistry IX - Organic Chemistry

1. Which one of the following properties is not associated with homologous series?




2. Total number of isomers of butane is:




3. The general formula of alkene is :




4. Functional group of alcohol family is :




5. An atom or group of atom which determines the characteristic properties of an organic compound is called?




6. The compounds of carbon (except oxides, carbonates, metallic carbides etc) are called:




7. The first organic compound prepared in the laboratory was:




8. Olefins means:




9. Organic compound must contain:




10. The names of Alkenes ends with:




11. Which one of the following is not the general property of an organic compound?




12. The branch of chemistry which deals with the study of hydrocarbons their derivatives is called?




13. Each H___________C____________H bond angle in methane is :




14. The unsturated hydrocarbons which contains a carbon -carbon double bonds are called?




15. Who prepared urea from inorganic substances?




16. Which one of the following is the general formula of sturated hydrocarbons (alkanes)?




17. The major component of the natural gas is :




18. Geometry of methane molecule is:




19. The hydrocarbons having a multiple bonds are called:




20. The compounds having same molecular formula but different structural formula are called:




21. Different fraction of crude oil are seprated by:




22. The functional group of carboxylic acids is :




23. Vital force theory was proposed by:




24. A molecule of butane contains four carbon atom and:




25. Halo group (C-X) is present in :




26. Hydrocarbons are the compounds of :




27. Hydroxyl group (-OH) is present in:




28. The hydrocarbons in which all carbon________ carbon bonds are single are called?




29. What is the general formula of alkynes?




30. When methane is heated at high temperature in the absence of air , Carbon black and hydrogen gas is produced, the reaction is known as :




31. Olefins is the name of :




32. The two consective members in a homologous series differ in their molecular mass by:




33. Carbon atoms join with each other which a bond:




34. Vital force theory was rejected by:




35. Vital force theory was put forward:




36. Which of the following does not give addition reaction?




37. A process by which vegetable oil is converted into Banaspati ghee is called?




38. The organic compounds which contains "________COOH" as functional group are called?




39. Wholer prepared first organic compound "UREA" from which compound?




40. Which of the following compounds has triple bond in it?




41. The two consecutive members in a homologous series differ in their molecular formula by:




42. Peroleum is a complex mixture of :




43. When oil is converted into banaspati ghee, the catalyst used is :




44. Organic compound have:




45. Saturated hydrocarbons are stable and not very reactive, because of this they are called:




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