Page 26 - Demo

26 : (Differences in properties) %u0631%u0641%u0642 %u06ba%u06cc%u0645 %u0648%u0635%u062e%u0627%u06cc%u0635%u062a)iii) (a(%u0632%u0644%u06cc%u0634 (Shells (%u06cc%u06a9 %u062f%u0639%u062a%u0627%u062f %u0691%u0628%u06d2%u0646%u06be %u06cc%u06a9 %u0648%u06c1%u062c %u06d2%u0633 %u0631%u06af%u0648%u067e %u06ba%u06cc%u0645 %u0627%u0648%u0631%u067e %u06d2%u0633 %u06d2%u0686%u06cc%u0646 %u0627%u062c%u06d2%u0646 %u0631%u067e %u0627%u0645%u0679%u06cc %u0627%u06a9 %u0627%u0633%u0632%u0626 Atomic( (Size%u0691%u0628%u0627%u062a%u06be %u06d2%u06c1%u06d4 %u0627%u0648%u0645%u0679%u06cc%u06ba %u06cc%u06a9 %u0631%u062a%u0628%u06cc%u062a:Ca < Mg < Be (b(%u0631%u06af%u0648%u067e %u06ba%u06cc%u0645 %u0627%u0648%u0631%u067e %u06d2%u0633 %u06d2%u0686%u06cc%u0646 %u0627%u062c%u06d2%u0646 %u0631%u067e %u062f%u0627%u06be%u06cc%u062a %u0648%u0635%u062e%u062a%u06cc%u0635 (Property Metallic (%u06ba%u06cc%u0645 %u062f%u062a%u0628%u0631%u062c%u06cc %u0627%u0627%u0636%u06c1%u0641 %u0648%u06c1%u0627%u062a %u06d2%u06c1%u06d4%u062f%u0627%u06be%u06cc%u062a %u0648%u0635%u062e%u062a%u06cc%u0635 %u06cc%u06a9 %u0631%u062a%u0628%u06cc%u062a:Ca < Mg < BeQuestion %u2013 14: Write the names and electronic configurations of the first three elements present in the third period of the Modern Periodic Table. Write three differences in properties among these elements.%u0648%u0633%u0627%u0644 %u2013 14: %u062f%u062c%u062f%u06cc %u0631%u06cc%u067e%u0627%u06cc%u0688%u06a9 %u0644%u0628%u06cc%u0679 %u06d2%u06a9%u0631%u0633%u06cc%u062a%u06d2 %u062f%u0648%u0631 (Period Third (%u06ba%u06cc%u0645 %u0648%u0645%u0648%u062c%u062f %u06d2%u0644%u06c1%u067e %u0646%u06cc%u062a %u0627%u0646%u0639%u0631%u0635 %u06d2%u06a9 %u0627%u0646%u0645 %u0627%u0648%u0631 %u0627%u0631%u0679%u06a9%u06cc%u0644%u0627%u06a9%u0646 %u0631%u06af%u06cc%u0641%u0646%u06a9%u0646%u0634%u06cc (Configuration Electronic(%u06ba%u06cc%u06be%u06a9%u0644%u06d4 %u0627%u0646 %u0627%u0646%u0639%u0631%u0635 %u06d2%u06a9 %u062f%u0631%u0627%u06cc%u0645%u0646 %u0648%u0635%u062e%u0627%u06cc%u0635%u062a %u06ba%u06cc%u0645 %u0646%u06cc%u062a %u0631%u0641%u0642 %u06ba%u06cc%u06be%u06a9%u0644%u06d4 %u0648%u062c%u0627%u0628: (i(%u062f%u062c%u062f%u06cc %u0631%u06cc%u067e%u0627%u06cc%u0688%u06a9 %u0644%u0628%u06cc%u0679 %u06d2%u06a9 %u0631%u0633%u06cc%u062a%u06d2 %u062f%u0648%u0631 %u06ba%u06cc%u0645 %u0648%u0645%u0648%u062c%u062f %u06d2%u0644%u06c1%u067e %u0646%u06cc%u062a %u0627%u0646%u0639%u0631%u0635: (Sodium - Na) %u2013 2, 8, 1 %u0648%u0633%u0688%u0645%u06cc(Magnesium - Mg) %u2013 2, 8, 2%u0645%u06cc%u0634%u06cc%u0646%u06af%u06cc%u0645(Aluminium - Al) %u2013 2, 8, 3%u0627%u0648%u0644%u06cc%u0645%u06cc%u0646%u06cc%u0645