1461 The one mole of _____molecule has the highest number of atoms? Chemistry Medium Full question → A H 2 SO 4 B HClO 4 C O 3 D H2C2O4
1462 The theoretical yield is, when % yield and actual yied are 55% and 24g respectively: Chemistry Medium Full question → A 40g B 43.6g C 45g D 41.4g
1463 The maximum amount of product obtained by balanced chemical equation is called as __________? Chemistry Medium Full question → A Practical yield B Theoretical yield C Actual yield D NOT
1464 The maximum mass is present in 1dm3 for the following gas at STP. Chemistry Medium Full question → A C 3 H 8 B CO 2 C CO D CS2
1465 24g of an unknown gas occupied 8.4dm3at STP, Identify the gas among the following Chemistry Medium Full question → A SO 3 B SO2 C C 6 H 6 D C 3 H 8
1466 Amino acids are a product of the digestion of: ___________? Chemistry Medium Full question → A Carbohydrates B Fats C Proteins D Vitamins
1467 The process by which a substance absorbs moisture upon exposure to atmosphere is called? Chemistry Medium Full question → A Efflorescence B Dehydrogenation C Desalination D Deliquescence
1468 Which of the following gases when passed through warm dilute solution of H2SO4 in presence of HgSO4 gives acetaldehyde Chemistry Medium Full question → A CH 4 B C 2 H 6 C C 2 H 4 D C2H2
1469 In Aldehydes and Ketones, carbon of carbonyl group is ____________? Chemistry Medium Full question → A sp 3 hybridised B sp2 hybridised C sp hybridised D Unhybridised
1470 Fehling solution react with HCHO to form precipitate of _____________? Chemistry Medium Full question → A White colour B Yellow colour C Red colour D Blue colour
1471 The typical reactions of aldehyde is _____________? Chemistry Medium Full question → A Electrophilic addition B Nucleophilic substitution C Nucleophilic addition D Nucleophilic elimination
1472 Silver mirror is a test for ____________? Chemistry Medium Full question → A Aldehydes B Thio alcohols C Amines D Ethers
1473 Dimethyl ketones are usually characterized through_____________? Chemistry Medium Full question → A Tollen’s reagent B Iodoform test C Schiff’s test D Benedict’s reagent
1474 O3 reacts with CH2CH2 to form ozonide. On hydrolysis it forms Chemistry Medium Full question → A Ethylene oxide B HCHO C Ethylene glycol D Ethyl alcohol
1475 The Clemmenson reduction of acetone yields Chemistry Medium Full question → A Ethanol B Ethanal C Propane D Propanol
1476 Acetaldehyde cannot show Chemistry Medium Full question → A Iodoform test B Lucas test C Benedict’s test D Tollen’s test
1477 Hydrogen bonding is present in __________? Chemistry Medium Full question → A Water B Ethyl Alcohol C Phenol D All of these
1478 Surface Tension ________with increasing the surface area of liquid? Chemistry Medium Full question → A Decreases B Increases C Remains Same D None
1479 Which instrument is used to measure the viscosity.? Chemistry Medium Full question → A Hygrometer B Hydrometer C Anemometer D Viscometer
1480 Viscosity of a liquid________by increasing temperature? Chemistry Medium Full question → A Remains same B Increases C Decreases D None