Question

Element a burns with golden flame in acid reacts with another element b atomic number 17 to give a product see in aqueous solution of see on the electrolysis gives and compound b and b liberates hydrogen identify a b and c and d

Answer 1

A is sodium (Na) because it burns with golden flame in air. B is chlorine () as its atomic number is 17. When Na reacts with,is formed. Hence, C is sodium chloride ().   Aqueous   solution   of,   on   electrolysis   gives   sodium   hydroxide. Thus, D is sodium hydroxide