SolidsProperties of Ionic Solids51Choose the best answerIonic solids are brittle because:AThey contain free electronsBDisplacement of ionic layers brings like charges together, causing repulsionCThey have very low melting pointsDTheir ions are neutral Like 0 Discuss 0Share
SolidsIonic Solids52Choose the best answerWhich of the following is an ionic solid?ASucroseBGraphiteCSolid CO₂DMgF₂ Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Crystal Lattice#Solids53Choose the best answerIn a unit cell of a crystal lattice the angle β is between faces:Aa and bBb and cCc and aDnot specified Like 0 Discuss 0Share
SolidsAnisotropy54Choose the best answerThe difference in electrical conductivity of graphite along different directions is an example of:AIsomorphismBAnisotropyCPolymorphismDCleavage Like 0 Discuss 0Share
SolidsHexagonal Crystal System55Choose the best answerIn the hexagonal crystal system:Aa = b = c and all angles are 90°Ba = b ≠ c and γ = 120°Ca ≠ b ≠ c and all angles are 90°DAll axes and all angles are unequal Like 0 Discuss 0Share