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Chemistry

Chemistry Quiz

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Question no 1:

 

Q.1 Formation of vapours from the surface of a liquid is called________________?





Question no 2:

 

Q.2 Cannizzaros reaction is not given by__________________?





Question no 3:

 

Q.3 A safe and more reliable method for drying the crystal is__________________?





Question no 4:

 

Q.4 The relatively high energy of the gauche conformation of butane is primarily associated with_________?





Question no 5:

 

Q.5 Which of the following element doesnot show allotropy_________________?





Question no 6:

 

Q.6 The organic compounds having very high molecular weight are called _________________?





Question no 7:

 

Q.7 Triglycerides are easily hydrolyzed by enzymes called_________________?





Question no 8:

 

Q.8 Safe and the most reliable method of drying crystals is through_________________?





Question no 9:

 

Q.9 Which of the elements show passivity when treated with conc. HNO3?





Question no 10:

 

Q.10 The number of fundamental particles in an atom of the lightest isotope carbon are_______________?





Question no 11:

 

Q.11 The first organic compound was synthesized in laboratory by_________________?





Question no 12:

 

Q.12 The nitrogenous base different in RNA as compared to DNA is_________________?





Question no 13:

 

Q.13 Isotopes differ in_________________?





Question no 14:

 

Q.14 In sp3 hybridization the expected geometry of molecules will be__________________?





Question no 15:

 

Q.15 Sommerfelds modification in Bohrs model is_______________?





Question no 16:

 

Q.16 The PH of the 0.0032 M H2SO4 is__________?





Question no 17:

 

Q.17 which Compound Destroy The OZONE ?





Question no 18:

 

Q.18 If steel is heated to a temperature well below red heat and is then cooled slowly, the process is called_________?





Question no 19:

 

Q.19 The bond energy of Hydrogen molecule is__________?





Question no 20:

 

Q.20 At which electrode the reduction of the solution is occurring in Al-Ag cell_____________?





Question no 21:

 

Q.21 One mole of CO2 contains?





Question no 22:

 

Q.22 Pollutants have adverse effect over_________________?





Question no 23:

 

Q.23 A great variety of the organic compounds is due to its property of carbon_________________?





Question no 24:

 

Q.24 Marsh gas is _________?





Question no 25:

 

Q.25 The phenomenon of negative catalysis is also known as:





Question no 26:

 

Q.26 Which of the following is an unsaturated carboxylic acid___________________?





Question no 27:

 

Q.27 Which of the following terms is used for the mass of chlorine 35.5 ?





Question no 28:

 

Q.28 Energy released or absorbed when electrons are added in atom is_________________?





Question no 29:

 

Q.29 Common example of carbohydrates are__________________?





Question no 30:

 

Q.30 Tetrahydroborate ion is the source of_______________?





Question no 31:

 

Q.31 If a physical and chemical change takes place at a constant pressure then the heat change during the process is called__________________?





Question no 32:

 

Q.32 Radiations are harmful as it:___________?





Question no 33:

 

Q.33 The metallurgical process in which a metal is obtained in a fused state is called__________?





Question no 34:

 

Q.34 Which of the following technique is used for the separation of insoluble particles from liquids ?





Question no 35:

 

Q.35 The element cesium bears resemblance with________________?





Question no 36:

 

Q.36 Which is sold as fertilizer ___________________?





Question no 37:

 

Q.37 Empirical formula of chloroform is____________________?





Question no 38:

 

Q.38 Atom is the smallest particall which is_________?





Question no 38:

 

Q.38 Atom is the smallest particall which is_________?





Question no 39:

 

Q.39 Methane is used in power generation in chemical industries being a__________________?





Question no 40:

 

Q.40 The mechanism by which the genetic information can be duplicated is called_________________?





Question no 41:

 

Q.41 Potassium Permanganate is used for purifying drinking water, because_________?





Question no 42:

 

Q.42 Permanent hardness of water due to sulphate of metals can be destroyed by the use of ________ ?





Question no 43:

 

Q.43 Rate expression for ammonia synthesis is___________________?





Question no 44:

 

Q.44 The metal which is used in thermite process because of its activity is____________________?





Question no 45:

 

Q.45 An atom loses or gains electrons to__________________?





Question no 46:

 

Q.46 Coal is produced after a long time decay of_________________?





Question no 47:

 

Q.47 The quantity of petrol can be increased by ___________?





Question no 48:

 

Q.48 Ratio of the amount of solute in organic and aqueous solvent is________________?





Question no 49:

 

Q.49 Traffic policemen on duty at busy street crossings during heavy traffic rush hours are advised to use:__________?





Question no 50:

 

Q.50 Calcarious material includes_________________?







Total MCQs on Website

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