An 'e' revolution - Exclusively for +2 (STATE BOARD) & TNPCEE
UPDATED QUESTIONS
SUBJECT ChapterName Question A B C D CORRECT ANSWER
CHEMISTRY PERIODIC PROPERTIES Increase in the nuclear charge of an atom increases the ionisation energy decreases the ionisation energy first increases and then decreases first decreases and then increases A
CHEMISTRY d-BLOCK ELEMENTS Lunar caustic is copper nitrate silver nitrate zinc nitrate cadmium nitrate B
CHEMISTRY Energetics The enthalpy of formation of oxygen is - 286 kJ zero - 57.32 kJ - 385 kJ B
CHEMISTRY Hydroxy Derivatives 1,2 - dihydroxy benzene is called resorcinol catechol cresol quinol B
CHEMISTRY Hydroxy Derivatives The para isomer of dihydroxybenzene is catechol phenol quinol resorcinol C
CHEMISTRY Hydroxy Derivatives 1,2,4 -trihydroxybenzene is called quinol hydroxy quinol catechol pyrogallol B
CHEMISTRY Hydroxy Derivatives Phenol is oxidised by strong oxidising agents like chromyl chloride to give benzene quinone cyclohexanol cyclohexane B
CHEMISTRY Carbonyl compounds When acetophenone reacts with chlorine it gives benzyl chloride benzal chloride benzoyl chloride phenacyl chloride D
PHYSICS ELECTROMAGNETIC WAVES AND WAVE OPTICS _____ layer of the atmosphere acts as a sun screen in filtering the ultraviolet rays ozone layer stratosphere chromosphere

 

 ionosphere

 

 A
PHYSICS ELECTROMAGNETIC WAVES AND WAVE OPTICS In the case of an equilateral prism r1=32degree, then r2=? 28 degree 92 degree 52 degree 46 degree A
PHYSICS SPECTRA AND OPTICAL INSTRUMENTS A discharge tube containing carbon dioxide emits _____ spectrum line band continuous absorption B
PHYSICS MAGNETISM The susceptibility of ______ magnetic material is positive. dia para ferro any C
PHYSICS ELECTROMAGNETIC INDUCTION ALTERNATING CURRENT The effect of generation of instantaneous current in a closed circuit through which magnetic flux is changing with time is called ______ magnetic effect photoelectric effect thermoelectric effect electromagnetic induction D
PHYSICS NUCLEAR PHYSICS The rays emitted from uranium were firs called Uranium rays Becquerel rays Radium rays Rutherford rays B
PHYSICS UNIVERSE The number of satellite in both the planets Mars and Neptune are 2 7 4 5 C
PHYSICS UNIVERSE _______ is the nearest star to the earth Spica Canopas Sun Alpha centauri D
BIO-BOTANY MORPHOLOGY OF ANGIOPERMS Decussate phyllotaxy is found in Hibiscus Ixora Polyalthia Musa B
BIO-BOTANY MORPHOLOGY OF ANGIOPERMS If there is differentiation into calyx and corolla it is said to be Achlamydeou Monochylamydeous dichlamydeous None of these C

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