Chemistry Quiz 25
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The processes of effusion and diffusion are best understand by________________?
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Pure metal__________________?
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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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Sum of protons and neutrons in an atom gives off _________ ?
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The strength of solution of an element whose electrode potential is to be measured is________________?
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Which ion will have maximum value of heat of hydration ?
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How many isotopes have odd atomic number ?
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In alkaline battery the anode is made up of______________________?
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Which of the following oxides of iodine is used for quantitative analysis of CO ?
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The radioactive isotope of hydrogen is called___________?
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Energy required to form transition state is called _________________?
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Size of filter paper is selected according to the amount of__________________?
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For which mechanisms the first step involved is the same ?
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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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Which of the following is not considered as an intermolecular force between molecules ?
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Pressure in gas discharge tube was kept________________?
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Which discovery caused a revision in the periodic law as stated by Mendeleev ?
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Which molecule has the highest bond energy among the halogens_________________?
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Hydrogenolysis results in the formation of________________?
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Reaction at anode is called________________?
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Ethy1 chloride on reduction in the presence of Zn/HCI produces___________________?
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Which of the following statements about isotopes is correct ?
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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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moles of each aluminium and oxygen react with each other to produce aluminium oxide. The amount of product formed is______________________?
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Animal fats are located particularly in__________________?
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Which one of the following has polar covalent bond ?
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The molecules of CO2 in dry ice form__________________?
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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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Liquid crystal is discovered by __________________?
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The carbon atom of carbonyl group is__________________?
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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 ether used in Wurtz synthesis is__________________?
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Co-enzymes are_________________?
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If we provide very high amount of heat to a liquid its boiling point will__________________?
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Electrolysis of dilute solution of NaCl results at the anode_______________?
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Spontaneous reactions are_______________?
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Polyethylene Glycols are used in the preparation of which type of detergents?
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The use of antifreeze in the automobile radiator is an important application of__________________?
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Elements with similar chemical properties appear in the_________________?
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Catalyst used to speed up the reaction of ammonia synthesis is________________________?
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Which one of the following is an inorganic fertilizer ?
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Deuterium reacts with oxygen to form________________?
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Formalin is ___________ solution of formaldehyde in water?
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Compounds having same molecular formula but differ in structural formula are called __________________?
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The fertility of the soil is improved by________________?
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The word Alkali means__________________?
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Phosphene gas will be produced if phosphorous acid is subjected to___________________?
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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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Which of the following compounds is not soluble in HNO3___?
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The non-ideal behaviour results chiefly from________________?
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An atom loses or gains electrons to__________________?
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Ionic bond is produced after complete transfer of ________________ ?
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Allotropic form of phosphorus that is poisonous is___________________?
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Grignard reagent is reactive due to___________________?
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The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?
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Acetone reacts with HCN to form a cyanohydrin. It is an example of________________?
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K2 (Cu(CN)4) which one is correct___________________?
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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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Solubility of any salt can be determined from_______________?
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