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