Chemistry Quiz 25
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Spontaneous reactions are_______________?
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Electrolysis of dilute solution of NaCl results at the anode_______________?
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Which discovery caused a revision in the periodic law as stated by Mendeleev ?
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K2 (Cu(CN)4) which one is correct___________________?
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Liquid crystal is discovered by __________________?
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Acetone reacts with HCN to form a cyanohydrin. It is an example of________________?
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Which one of the following is an inorganic fertilizer ?
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Size of filter paper is selected according to the amount of__________________?
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The word Alkali means__________________?
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How many moles of H2 are added up when benzene is heated with hydrogen in the presence of platinum ?
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Which one of the following has polar covalent bond ?
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Solubility of any salt can be determined from_______________?
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Which molecule has the highest bond energy among the halogens_________________?
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Consider the following reaction- 3Cl2 + 6NaOH ? NaClO3 + 5NaCl + 3H2O This reaction is_______________?
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By combining n atmic orbitals no. of hybrid orbitals will be__________________?
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The weight of a metal of equivalent of 12 which will give 0.475g of its chloride is_______?
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Grignard reagent is reactive due to___________________?
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Hydrogenolysis results in the formation of________________?
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Elements with similar chemical properties appear in the_________________?
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Phosphene gas will be produced if phosphorous acid is subjected to___________________?
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An atom loses or gains electrons to__________________?
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Polyethylene Glycols are used in the preparation of which type of detergents?
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The carbon atom of carbonyl group is__________________?
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Requirement of macronutrient per acre of the land is_________________?
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Phosphorus is a Greek word and it means_________________?
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The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?
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moles of each aluminium and oxygen react with each other to produce aluminium oxide. The amount of product formed is______________________?
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Catalyst used to speed up the reaction of ammonia synthesis is________________________?
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Which of the following compounds is not soluble in HNO3___?
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The ether used in Wurtz synthesis is__________________?
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Mixture of catalysts Cr2O3 + A?2O3 + SiO2 at 500?C are used when benzene is prepared from_______________?
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Allotropic form of phosphorus that is poisonous is___________________?
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Co-enzymes are_________________?
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Oxygen (molecular weight = 32) diffuses at a rate of 10cm3/min under the same conditions of temperature and pressure how fast will hydrogen (molecular weight = 2) diffuse ?
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The molecules of CO2 in dry ice form__________________?
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Which of the following statements about isotopes is correct ?
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The non-ideal behaviour results chiefly from________________?
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Compounds having same molecular formula but differ in structural formula are called __________________?
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Reaction at anode is called________________?
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The fertility of the soil is improved by________________?
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When benzene is substituted by halogens only which one of the following halogens only which one of the following halogens is given the number one position in the ring while writing the name of compound ?
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If we provide very high amount of heat to a liquid its boiling point will__________________?
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How many isotopes have odd atomic number ?
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Energy required to form transition state is called _________________?
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Animal fats are located particularly in__________________?
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Pressure in gas discharge tube was kept________________?
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The strength of solution of an element whose electrode potential is to be measured is________________?
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The processes of effusion and diffusion are best understand by________________?
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The use of antifreeze in the automobile radiator is an important application of__________________?
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Which of the following is not considered as an intermolecular force between molecules ?
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Sum of protons and neutrons in an atom gives off _________ ?
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The radioactive isotope of hydrogen is called___________?
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Ionic bond is produced after complete transfer of ________________ ?
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For which mechanisms the first step involved is the same ?
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Pure metal__________________?
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Which of the following oxides of iodine is used for quantitative analysis of CO ?
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In alkaline battery the anode is made up of______________________?
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Formalin is ___________ solution of formaldehyde in water?
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Ethy1 chloride on reduction in the presence of Zn/HCI produces___________________?
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Which ion will have maximum value of heat of hydration ?
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Deuterium reacts with oxygen to form________________?
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