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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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