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Chemistryhaloalkanes-and-haloarenes2006easy
Fluorobenzene (C6H5F) can be synthesized in the laboratory
Chemistrychemical-kinetics-and-nuclear-chemistry2006easy
Rate of a reaction can be expressed by Arrhenius equation as: $k = A\,{e^{ - E/RT}}$ In this equation, E represents
Chemistrychemical-kinetics-and-nuclear-chemistry2006easy
A reaction was found to be second order with respect to the concentration of carbon monoxide. If the concentration of carbon monoxide is doubled, with everything else kept the same, the rate of reaction will
Chemistrychemical-kinetics-and-nuclear-chemistry2006easy
In the transformation of to , if one emission is an α-particle, what should be the other emission(s)?
Chemistrychemical-kinetics-and-nuclear-chemistry2006medium
The following mechanism has been proposed for the reaction of NO with Br2 to form NOBr: NO(g) + Br2 (g) NOBr2 (g) NOBr2 (g) + NO (g) 2NOBr (g) If the second step is the rate determining step, the order of the reaction with respect to NO(g) is
Chemistrysurface-chemistry2006easy
In Langmuir’s model of adsorption of a gas on a solid surface
Chemistryalcohols-phenols-and-ethers2006easy
The structure of the compound that gives a tribromo derivative on treatment with bromine water is
Chemistryalcohols-phenols-and-ethers2006easy
The electrophile involved in the above reaction is
Chemistryalcohols-phenols-and-ethers2006easy
Among the following the one that gives positives iodoform test upon reaction with and is
Chemistryalcohols-phenols-and-ethers2006medium
HBr reacts with CH2 = CH – OCH3 under anhydrous conditions at room temperature to give
Chemistryalcohols-phenols-and-ethers2006easy
Phenyl magnesium bromide reacts with methanol to give
Chemistryredox-reactions2006medium
Which of the following chemical reactions depicts the oxidizing behaviour of H2SO4?
Chemistryp-block-elements2006easy
Which of the following statements is true?
Chemistryp-block-elements2006easy
What products are expected from the disproportionation reaction of hypochlorous acid?
Chemistrys-block-elements2006easy
The ionic mobility of alkali metal ions in aqueous solution is maximum for :
Chemistrybasics-of-organic-chemistry2006easy
The name of the compound shown below is :
Chemistrybasics-of-organic-chemistry2006easy
The increasing order of stability of the following free radicals is
Chemistrybasics-of-organic-chemistry2006medium
Increasing order of stability among the three main conformations (i.e. Eclipse, Anti, Gauche) of 2-fluoroethanol is
Chemistrybasics-of-organic-chemistry2006medium
CH3Br + Nu- CH3 - Nu + Br- The decreasing order of the rate of the above reaction with nucleophiles (Nu–) A to D is [Nu– = (A) PhO–, (B) AcO–, (C) HO–, (D) CH3O–]
Chemistrythermodynamics2006medium
An ideal gas is allowed to expand both reversibly and irreversibly in an isolated system. If Ti is the initial temperature and Tf is the final temperature, which of the following statements is correct?
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