Chemistry Tests of graduation Level 35 Welcome to Shaheen Leader Academy We expect 100% result. Click on Start Button. Your time is Ended. Thanks Chemistry (Graduation) Quiz 1 / 25 Calcite is an ore of:- Mg Ba Ca Sr 2 / 25 Which of the following is not a hard acid according to SHAB concept:- Cu+ Li+ K+ Na+ 3 / 25 _____ does not react with sodium hydroxide solution:- carbon dioxide benzene fat vinegar 4 / 25 The particulate component sediment when cytoplasm is centrifuged at:- 1500 g 150,000 g 150 g 15,000 g 5 / 25 Which halogen has lowest bond energy:- Br2 I2 Cl2 F2 6 / 25 Which factor is involved in band boarding that occur in column chromatography:- Eddy diffusion number of theoretical plates Molecular diffusion all of the above 7 / 25 The sum of pH and pOH is:- 1 14 2 13 8 / 25 Which of the following adsorption indicator is used for any of the halides at pH 7:- Eriochrome black T Fluorescein Rhodamine 6 G Eosin 9 / 25 Which trihalides of nitrogen behave as a weakest base:- NBr3 NCl3 NI3 NF3 10 / 25 ________ mg of uric acid is synthesized in a normal man in 24 hours:- 200-300 500-600 300-400 400-500 11 / 25 Which is the most dense element in the periodic table:- Cr Ba K Os 12 / 25 All hormone receptor enzymes consist of more than _____- subunits:- 1 3 4 2 13 / 25 Which statement is not true about catalytic reforming:- High naphthenic stock require high space velocity High temperature results in loss of reformate yield High paraffinic stock requires low spaces velocity presence of water decrease the hydrocracking activity 14 / 25 Which of the following are applications of IC:- Separation and analysis of protein,amino acid Separation and purification of biomolecules Separation and purification of lanthanide and actinide All of the above 15 / 25 The systematic name of sucrose is:- 1-β-D-glucopyranosyl-2-β-D-fructopyranoside 1-α-D-glucopyranosyl 2-β-D-fructopyranoside 1-α-D-glucopyranosyl-2-β-D-fructopyranoside 16 / 25 Strongest intermolecular H-bond is formed in:- H2O H2S HF NH3 17 / 25 Organic farming is the technique of raising crops through uses of:- Biofertilizers All of the above Manures Resistant Varieties 18 / 25 Which halogen is easily reduced:- Br2 Cl2 I2 F2 19 / 25 Vitamin B12 participate in the metabolism of:- Homocysteine to methionine Malonyl CoA to succinyl CoA All of the above Odd chain fatty acid 20 / 25 The colour imparted by lithium to flame is:- Golden yellow Red Grassy green Violet 21 / 25 Which environmental problem would lead to rise in sea level:- Acid rain Global warming Damage to the ozone layer Cutting down the trees in rain forest 22 / 25 Which glass contain boron trioxide:- Pyrex glass Quartz glass Window glass Flint glass 23 / 25 Which of the following is the active ingredient in ordinary household bleach:- NaCl Cl2 NaClO HCl 24 / 25 Proteins have characteristics:- Melting point All of these Isoelectric point Boiling point 25 / 25 Which is the percentage of intracellular fluids in the body:- 605 40% 705 50% Your score is LinkedIn Facebook Twitter VKontakte Restart quiz Subscribe our Channel Here
