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