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Chemistry Quiz

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Question no 1:


Q.1 The ttractive forces between the partial positive end of one molecule and partial negative end of other molecule are called________________?

Question no 2:


Q.2 Which has strongest bonding in the solid state ?

Question no 3:


Q.3 Stronger the oxidizing agent greater is the________________?

Question no 4:


Q.4 What is the abundant form of matter on earth ?

Question no 5:


Q.5 According to Journal of Biological Chemistry 158, human brain and heart are composed of ________water?

Question no 6:


Q.6 Which of the following can be used as anti-knocking agent ?

Question no 7:


Q.7 Milikan used ______________ in his atomizer?

Question no 8:


Q.8 Nucleic acids were first demonstrated in_________________?

Question no 9:


Q.9 Which one of the following carbonate is water insoluble ?

Question no 10:


Q.10 Space around nucleus where finding probability of electrons is maximum is called ____________________?

Question no 11:


Q.11 The weakest (in strength) of the following intermolecular forces is_______________?

Question no 12:


Q.12 The oxides of beryllium BeO is_______________?

Question no 13:


Q.13 Sodium benzoate and benzoic acid are mixed in equimolar ration to form buffer if pKa is 2 what will be the pH ?

Question no 14:


Q.14 Kipps Apparatus is used to prepare_________?

Question no 15:


Q.15 Methyl alcohol is not used as___________________?

Question no 16:


Q.16 An acid-Base Reaction is always a/an __________?

Question no 17:


Q.17 The molar mass of an organic acids is determined by____________?

Question no 18:


Q.18 The first organic compound was synthesized in laboratory by_________________?

Question no 19:


Q.19 Oxalate ion behaves as a ________ ligand.

Question no 20:


Q.20 Elimination bimolecular reactions involve____________________________?

Question no 21:


Q.21 The fertility of the soil is improved by________________?

Question no 22:


Q.22 If the volume of solution is equal to sum of volumes of its all components then the solution_____________?

Question no 23:


Q.23 Which one of the following has highest volatility_________________?

Question no 24:


Q.24 Nylon is obtained by heating___________________?

Question no 25:


Q.25 The molecules of CO2 in dry ice form__________________?

Question no 26:


Q.26 Picric acid is_________________?

Question no 27:


Q.27 Phosphorus is a Greek word and it means_________________?

Question no 28:


Q.28 SO2 reacts with Cl in sunlight to form__________?

Question no 29:


Q.29 Reaction which proceeds in both directions is called_______________?

Question no 30:


Q.30 Which of the following haloalkane is hydrolysed by SN1 mechanism?

Question no 31:


Q.31 Which one has the lowest density at room temperature ?

Question no 32:


Q.32 When toluene reacts with chlorine in sunlight the first major product is__________________?

Question no 33:


Q.33 Which one of the following does not show hydrogen bonding?

Question no 34:


Q.34 diamond got brilliance due to following reason?

Question no 35:


Q.35 The use of CaCl2 and PCl5 in the process of crystallization is as a____________________?

Question no 36:


Q.36 Avogadros number may represent_________________?

Question no 37:


Q.37 Which type of bond is formed by overlap of p orbitals _______________?

Question no 38:


Q.38 For the measurement of standard electrode potential Zn is dipped in________________?

Question no 39:


Q.39 Hydrogen bonding is involved in____________________?

Question no 40:


Q.40 What is the simplest form of matter ?

Question no 41:


Q.41 Who discovered carbohydrates fats and proteins?

Question no 42:


Q.42 Energy released or absorbed when electrons are added in atom is_________________?

Question no 43:


Q.43 Solution of Na2SO4 will be_________________?

Question no 44:


Q.44 The quality of petrol is improved by ____________?

Question no 45:


Q.45 The volume occupied by 1.4g CO at S.T.P is___________________?

Question no 46:


Q.46 Reading of a Barometer going down is an indication of:___________?

Question no 47:


Q.47 Carboxylic acid reacts with ammonia to form ammonium salts which on heating produces_______________?

Question no 48:


Q.48 Which of the following aldehydes shows rapid reaction with sodium nitroprusside ?

Question no 49:


Q.49 Silicon differ from silica by a group of__________________?

Question no 50:


Q.50 Noble gases are named so because they are__________________?

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