Periodic TableAtomic Radius Trend1Choose the best answerThe correct decreasing order of atomic radii in Period 3 is:ACl > S > P > SiBSi > P > S > ClCP > Si > Cl > SDSi > S > P > Cl Like 0 Discuss 0Share
Periodic TableAtomic Radius Trend2Choose the best answerSodium has a greater atomic radius than chlorine because sodium:AHas fewer occupied electron shellsBHas a greater nuclear chargeCExperiences weaker effective nuclear attraction on its outer electronsDHas more valence electrons Like 0 Discuss 0Share
Periodic TableAtomic Radius Trend3Choose the best answerDown a group, atomic radius generally:AIncreasesBRemains constantCDecreasesDBecomes zero Like 0 Discuss 0Share
Periodic TableAtomic Radius Trend4Choose the best answerAcross a period, atomic radius generally:AIncreasesBRemains unchangedCDecreasesDFirst increases and then always doubles Like 0 Discuss 0Share
Periodic TableAtomic Radius Trend5Choose the best answerGallium has a slightly smaller atomic radius than aluminium mainly because of:AGreater shielding by 4p-electronsBPoor shielding by intervening 3d-electronsCSmaller nuclear charge of galliumDAbsence of d-electrons in gallium Like 0 Discuss 0Share