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(b) In the table below, H does not represent hydrogen. Some elements are given in their own symbol andposition in the periodic table while others are shownwith a letter.Group No.I-IA2-IIA13-NIA14-IVA15-VA16-VIA17.VIIA18-0Menod2nd periodNe3rd period chame Esilism4hperiod 4th period R T1 uAnswer the following questions.(i) Identify the most electronegative element.(ii) Identify the most reactive element of group IA or 1.(iii) Identify the element from period 3 with least atomic size.(iv) How many valence electrons are present in Q.(v) Which element from group 2 would have the leastionization energy?(vi) Identify the noble gas of the fourth period.Yvir In the compound between A and H what type of bondr is formed and give its molecular formula,Identify: The element which has the highest ionizationpotential.​

Answer»

hat,(i). H does not represent HYDROGEN.(ii). Some elements are given in their own symbol and  position in the periodic table.(iii). Others are shown  with a letterWe need to find the ANSWER of given questionUsing given table(I). The most electronegative element is J.We know that,Electronegativity of element increases from down to up in groups, and increases from left side to RIGHT side in periods.(II). The most reactive element of group IA is R.(III).  The element from period 3 with least atomic size is M.(IV). The valence ELECTRONS are PRESENT in Q is  5.(V). T has least  ionization energy in group 2.(VI). The noble gas of the fourth period is y.(VII). The ionic bond between A and H.The molecular formula is Hence, This is required answer.



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