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Practice Test - Chemistry 18
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Question 1
A tetrahedral site in a closest packed lattice can be generated by placing four spheres of radius ‘R’ at alternate corners of the cube. What is the length of the body diagonal of this cube?
Question 2
The major organic compound formed by the reaction of 1,1,1- trichloroethane with silver powder is
Question 3
29.5 mg of an organic compound containing nitrogen was digested according to Kjeldahl’s method and the evolved ammonia was absorbed in 20 mL of 0.1 M HCl solution. The excess of the acid required 15 mL of 0.1 M NaOH solution for complete neutralization. The percentage of nitrogen in the compound is
Question 4
For making good quality mirrors, plates of float glass are used. These are obtained by floating molten glass over a liquid metal which does not solidify before glass. The metal used can be
Question 5
The equivalent conductance of NaCl at concentration C and at infinite dilution are λC and λ∞. respectively. The correct relationship between λC and λ∞ is given as:
(where the constant B is positive)
Question 6
The main product of the following reaction is 
Question 7
The number of hydrogen atom(s) attached to phosphorus atom in hypophosphorous acid is
Question 8
During dehydration of alcohols to alkenes by heating with concentrated H2SO4 the initiation step is
Question 9
Glucose reacts with acetyl chloride to form penta acetyl glucose, it indicates presence of
Question 10
One mole of a symmetrical alkene on ozonolysis gives two moles of an aldehyde having a molecular mass of 44 u. The alkene is
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Nov 14JEE & BITSAT
