On the extraction of iron, the slag produced is
On the extraction of iron, the slag produced is Options (a) CO (b) FeSiO₃ (c) MgSiO₃ (d) CaSiO₃ Correct Answer:…
7 years ago
JK2004
XeF₆ on complete hydrolysis gives
XeF₆ on complete hydrolysis gives Options (a) Xe (b) XeO₂ (c) XeO₃ (d) XeO₄ Correct Answer: XeO₃Explanation:Partial hydrolysis of XeF₆…
7 years ago
Vapour pressure of dilute aqueous solution of glucose is 750 mm of mercury at
Vapour pressure of dilute aqueous solution of glucose is 750 mm of mercury at 373K. The mole fraction of solute…
7 years ago
Mutarotation does not occur in
Mutarotation does not occur in Options (a) sucrose (b) D-glucose (c) L-glucose (d) none of these Correct Answer: sucroseExplanation:No explanation…
7 years ago
One gram mole of a gas at NTP occupies 22.4 L.This facts was derived from
One gram mole of a gas at NTP occupies 22.4 L.This facts was derived from Options (a) Law of gaseous…
7 years ago
Operon model for regulation of transcription was proposed by
Operon model for regulation of transcription was proposed by Options (a) Meselon and Stahl in 1998 (b) Jacob and Monod…
7 years ago
Insecticides usually act upon
Insecticides usually act upon Options (a) digestive system (b) nervous system (c) circulatory system (d) muscular system Correct Answer: nervous…
7 years ago
Earth originated approximately
Earth originated approximately Options (a) 4,500 million years ago (b) 3,600 million years ago (c) between 1,600 - 2,600 million…
7 years ago
Devices for self-pollination are
Devices for self-pollination are Options (a) dicliny or unisexuality (b) dichogamy (c) heterostyly (d) bisexuality or homogamy Correct Answer: bisexuality…
7 years ago
Molar volume of CO₂ is maximum at
Molar volume of CO₂ is maximum at Options (a) NTP (b) 0⁰C and 2.0 atm (c) 127⁰C and 1 atm…
7 years ago