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Pujan
17 Feb 2019

Critical temperatures of O2, H2, NH3 and CO2 are 154.3 K, 33.2 K, 405.5 K and 304.10 K respectively. The gas which will liquefy first when we start cooling from 550 K to their critical temperatures is

O2

H2

NH3

CO2

or
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Write Hybridisation So2 Also Draw Structure Give Two Limitations Lewis Theory Describe Two Salient Features Hybridisation Draw Hybridised Structure Ethyne Molecule Co2 So2 Molecules Triatomic Molecules Co2 Molecule Zero Dipole Moment So2 Molecule Ammonia Pyramidal Shape Instead Tetrahedral Shape Write Four Differences Sigma Pi Bonds Conditions Required Hybridisation Arrange Following Molecular Ions Decreasing Order Bond Order N2 O2 O22 Types Hydrogen Bond Explain Write Molecular Orbital Configuration O2 Draw Molecular Orbital Structure Define Following Terms Hybridisation Ii Dipole Moment Iii Hydrogen BondingWrite Hybridisation Shape Following Molecules Sf4 Icl3 H2se Explain Hybridisation Ethene Molecule Ii Ion X Reaction Dil H2so4 Evolves Gas Turns Lime Water Milk Neon Ne2 Molecule Exist Explain Help Molecular Orbital Theory Ii Complete Following Table Molecule Electron Affinity Chlorine 3 7 Ev 1 Gram Chlorine Completely Converted Cl Ion Gaseous State Energy RAmong Following Chloro Compound Lowest Dipole MomentAlthough Cn Ion N2 Molecule Isoelectronic Yet N2 Molecule Chemically InertAssertion Licl Predominantly Covalent Compound Reason Electronegativity Difference Li Cl Small FolloFollowing Molecules Trigonal Planner Geometry Following Pairs Molecules Polar Covalency Carbon Hydrogen Nitrogen OxygenFollowing Molecules Contains Three Shared Pairs Electrons Molecule Ammonia Formed One Atom Nitrogen Shares Electron Pairs One Ii Atoms Hydrogen Ii RespectivelFollowing Compounds Good Conductor Electricity Fused State Well Aqueous State Solid State Following Properties Covalent Compounds Incorrect Define Terms Ionic Bond Ii Covalent BondFollowing Molecule Involves Electrovalent Bond H2 B Ch4 C Cao HclState Octet Rule Write Electron Dot Formulae Boron Trifluoride Ammonia Explain Formation Covalent Bond Help Suitable Example Many Electrons Involved H Bond H2o Molecule Octet Rule Violated Case Methane B Boron Trifluoride C Sulphur Hexafluoride Aluminium ChlorideForming 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Rotate Freely Sigma Bond Assertion Asf5 Known Nf5 Known Reason Arsenic Lower Electronegativity Nitrogen Assertion F F Bond F2 Stronger Cl Cl Bond Cl2 Reason Cl Larger Size Atoms Molecule Share Electrons Unequally Create Called Dipole Moment Occurs One Atom ElectronegativeIonic Bonding Occurs Valence Electrons Shared Unequally Spend Time Vicinity New Neighbor Original NuRead Passage Given Answer Following Questions Intermolecular Force Attractive Force Arises Positive Correct Reason Formation Chemical Bonds Atoms Bond Angle H H Water MoleculeAmong Given Isoelectronic Species Greatest Ionic Radii Geometry Ch4 Molecule Following Statements Correct Pcl5 Molecule Following Molecules Contain Lone Pair Electrons Central Atom Following Bonds Highest Bond Enthalpy Numbers Radial Nodes Present 3p 2sCorrect Set Quantum Numbers Valence Electron Element Atomic Number 39Contractor Plans Install Two Slides Children Play Park Children Age 5 Years Prefers Slide Whose Top Angle Elevation Top Tower Point 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Following Information Answer Next Question Iron Exposed Long Time Gets Rusted Process PreventingUse Following Information Answer Next Question Certain Metal Sometimes Coated Thick Layer Oxide DoneUse Following Information Answer Next Question Process Mixing Metal Another Metal Non Metal Usually