Please solve Share with your friends Share 0 Vartika Jain answered this Dear Student, 1. (i) reducing agents , donors(ii) high(iii) alkaline(iv) AgCl(v) hydrogenation2. (i) Element with atomic number 19 will have configuration 2,8,8,1So, it will combine chemically with element which needs one electronTherefore, it will be (A) i.e. 17 (2,8,7) -1 View Full Answer