Chemistry Model Set-3 English 5 Created on July 11, 2023 By Arvind SirChemistry Model Set-3 English 1 / 27In the following which is most basic? C6H5NH2 (C6H5 )NH CH3NH2 (CH3)2NH 2 / 27Which is the strongest acid? HCOOH CHI3COOH (CH3)2CHCOOH (CH3)3CCOOH 3 / 27Formic acid when heated with H2SO4 gives - (COOH)2 CH3COOH C2H5OH CO 4 / 27The monomeric units of starch is/are Glucose Glucose Fructose Glucose and fructose Mannose 5 / 27Thymine is - 5-methyluracil 4-methyluracil 3-methyluracil 1-methyluracil 6 / 27Vitamin B12 contains – Fe(II) CO (III) Zn(II) Ca(II) 7 / 27Caprolactum is the monomer of Nylon-6 Nylon-6, 6 Nylon-2-Nylon-6 Terylene 8 / 27The number of chiral carbon is lactic acid is 4 5 1 3 9 / 27Which of the following will not give iodoform test? Ethanal Ethanol Pentan-2-one Pentan-3-one 10 / 27Which of the following is not a surface phenomenon? Heterogenous catalyst Fusion of solid Corrosion Electrolysis process 11 / 27A broad spectrum antibiotic is Paracetamol Penicillin Aspirine Chloramphenicol 12 / 27Aspirin is a/an - Antibiotic Antipyretic Antiseptic None of these 13 / 27Which of the following is a biodegradable polymer Cellulose Polyethene Polyvinyl chloride Nylon - 6,6 14 / 27Nylon - 6.6 is - Polymide Polyester Polystyrene Polyvinyl 15 / 27Condensation polymer among the following is - Teflon Polystyrene PVC Dacron 16 / 27The hybridisation of Fe in K4[Fe(CN)6] is– sp³ dsp³ sp³d³ d²sp³ 17 / 27Which is the mixture of carbogen. H₂+O₂ H₂ + S O₂+ CO₂ SO₂+ O 18 / 27Cinnabar is – HgS PbS SnO2 PbCO3 19 / 27Cassiterite is an ore of – Mn Ni Sb Sn 20 / 27The process employed for the concentration of sulphide ore is Froth floatation Roasting Electrolysis Bessemerisation. 21 / 27In the thermite process, the reducing agent is/ Nikel Silver Copper Aluminium 22 / 27Gold number is minimum in case of Gelatin Egg albumin Gum Starch 23 / 27Which one of the following is non-crystalline or amorphous ? Diamond CsCl Glass Common Slat 24 / 27Co-ordination  number of sodium ion  Na+  in NaCl is- 4 3 6 5 25 / 27Which of the following is an insulator? Graphite Aluminium Diamond Silicon 26 / 27The unit of rate constant of ‘1’ order reaction is Time-1 Mole-1 litre sec-1 Litre mole-1see-1 Litre mole-1sec 27 / 27Which hasHCP crystal structure ?. NaCl CsCl Zn RbCl Your score isThe average score is 31% LinkedIn Facebook VKontakte 0% Restart quiz