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Q.14 Which one of the following compounds is known as silanes? Options: (A) Silicon hydrides (B) Silicon halides (C) Silicon hydroxides (D) Silicon oxides Silanes represent a fundamental class of […]

Q.13 Trouton’s rule is obeyed by Options: (A) hydrogen (B) methanol (C) benzene (D) acetic acid Trouton’s Rule states that for many non-polar liquids, the molar entropy of vaporization ΔSvap […]

Q.12 The major product for the following reaction is Introduction Friedel–Crafts alkylation reactions are commonly tested in organic chemistry, especially questions involving carbocation rearrangements. In this problem, benzene reacts with […]

Q.11 Electrophile among the following is Options: (A) NH3 (B) SO3 (C) NO2 (D) CH≡C− Introduction In organic chemistry, identifying whether a species is an electrophile or a nucleophile is […]

Q.10 The fuel consumed by a motorcycle during a journey while traveling at various speeds is indicated in the graph below. Fuel Consumption: kilometres per litre Speed: kilometres per hour […]

Q.9 Three friends, R, S and T shared toffee from a bowl. R took 1/3rd of the toffees, but returned four to the bowl. S took 1/4th of what was […]

Q.8 Given that f(y) = |y| / y, and y is any non-zero real number, the value of f(q) − f(−q) is Options: (A) 0 (B) −1 (C) 1 (D) […]

Q.7 The sum of n terms of the series 4 + 44 + 444 + … is Options: (A) (4/81) [10n+1 − 9n − 1] (B) (4/81) [10n − 9n […]

Q.6 The horse has played a little known but very important role in the field of medicine. Horses were injected with toxins of diseases until their blood built up immunities. […]

Q.5 There are two candidates P and Q in an election. During the campaign, 40% of the voters promised to vote for P, and the rest for Q. However, on […]