a:1:{i:0;a:13:{s:2:"id";s:3:"828";s:7:"answer1";s:23:"<p>ZnSO<sub>4</sub></p>";s:7:"answer2";s:23:"<p>AlCl<sub>3</sub></p>";s:7:"answer3";s:37:"<p>Cu(NO<sub>3</sub>)<sub>2</sub></p>";s:7:"answer4";s:37:"<p>Zn(NO<sub>3</sub>)<sub>2</sub></p>";s:7:"answer5";s:0:"";s:7:"answer6";s:0:"";s:7:"answer7";s:0:"";s:7:"answer8";s:0:"";s:7:"answer9";s:0:"";s:8:"answer10";s:0:"";s:4:"good";s:10:"1000000000";s:8:"question";s:4:"2088";}}