Periodic TableElectron Affinity Trend21Choose the best answerThe correct increasing order of electron affinity, in terms of energy released, is:ACl < F < O < SBO < S < F < ClCF < S < O < ClDS < O < Cl < F Like 0 Discuss 0Share
Periodic TableShielding Effect22Choose the best answerAcross a period, shielding remains nearly constant because added electrons enter:ANew inner shellsBOrbitals much closer to the nucleusCThe same principal shellDCompletely filled d-orbitals Like 0 Discuss 0Share
Periodic TableElectropositive Character23Choose the best answerElements of Groups 1 and 2 are generally:AHighly electronegativeBElectropositiveCNoble gasesDNon-metals Like 0 Discuss 0Share
Periodic TableElectron Affinity24Choose the best answerWhich is the correct increasing order of electron-accepting tendency among the given Period 2 elements?AB < Li < C < O < FBLi < B < C < O < FCB < Li < O < C < FDLi < B < O < C < F Like 0 Discuss 0Share
Periodic TableMetallic Character25Choose the best answerArrange Si, Be, Mg, Na and P in increasing order of metallic character:AP < Si < Be < Mg = NaBP < Be < Si < Mg < NaCP > Si > Be > Mg > NaDP < Si < Be < Mg < Na Like 0 Discuss 0Share