Use the ohart to ariswer some of the questions that follow: $27$WWrat is the nome and svittbol of alement number $8?q,22.$ What is the name of element number $11?q,2.3$What is the name and $5$y wop$-$tentent mum ber $12?q,2\mathrm{.}4$ What are tre two elements in period tof the Periodic Table of Elements? $(2.q,25$what is the impordance ol element nuibiber it Nrithe water madustry? $q,$tural science grade $8$ question paper