Q1101
Open questionBleaching action of moist sulphur dioxide is because of its
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Q1102
Open questionSulphur dioxide bleaches colouring matter by :
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Q1103
Open questionWhich one of the following is commonly used for pulp bleaching in the paper industry?
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Q1104
Open questionIn upper layer of atmosphere ozone is formed by
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Q1105
Open questionWhich one of the following is used to restore the colour of old oil paintings ?
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Q1106
Open questionOzone consists of
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Q1107
Open questionOzone layer is present in
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Q1108
Open questionThe presence of ozone in the stratosphere is responsible for
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Q1109
Open questionThe major use of sulphur is in the manufacture of
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Q1110
Open questionPercentage of lead in lead pencils is
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Q1111
Open question0.01 mole of NaOH is added to 10 liters of water. The pH of water changes by
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Q1112
Open questionWhich of the following methods is used in determining the number average molar mass of a macromolecule?
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Q1113
Open questionMolality of pure water is
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Q1114
Open questionA solution is
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Q1115
Open questionWhich one is the most dense liquid from the below?
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Q1116
Open questionWhich of the following partially miscible liquid pairs has both lower and upper critical solution temperature?
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Q1117
Open questionThe aprotic solvent is
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Q1118
Open questionWhich of the following has the highest lattice energy?
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Q1119
Open questionWhich of the following substance is highly plastic ?
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Q1120
Open questionSoldering of two metals is possible because of the property of :
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