SolidsGeneral Properties of Solids1161Choose the best answerSolids are nearly incompressible because:ATheir particles have very high kinetic energyBTheir particles are closely packed with very little empty spaceCTheir particles are far apartDThey have very low density Like 0 Discuss 0Share
Chemical EquilibriumCommon-Ion Effect1162Choose the best answerPassing HCl gas through a saturated solution of NaCl causes the solubility of NaCl to:AIncreaseBDecreaseCRemain unchangedDBecome zero Like 0 Discuss 0Share
GasesElastic Collisions1163Choose the best answerCollisions between ideal-gas molecules are considered:AInelastic with loss of kinetic energyBElastic with no net loss of kinetic energyCPartially elasticDCompletely attractive Like 0 Discuss 0Share
Industrial chemistry Industrial chemistry MCQS#Enzymes#Macromolecules1164Choose the best answerHow does a competitive inhibitor reduce enzyme activity?ACompeting with the substrate for the active siteBPermanently destroying the enzymeCIncreasing substrate concentrationDConverting the enzyme into a coenzyme Like 0 Discuss 0Share
Periodic TableIonic Radius1165Choose the best answerThe correct decreasing order of ionic radii is:ANa⁺ > Mg²⁺ > Li⁺ > Be²⁺BNa⁺ > Li⁺ > Mg²⁺ > Be²⁺CLi⁺ > Na⁺ > Mg²⁺ > Be²⁺DMg²⁺ > Na⁺ > Li⁺ > Be²⁺ Like 0 Discuss 0Share