[{"question":"Voda sa v atmosf\u00e9re vyskytuje","answers":["iba v pevnom skupenstve","iba v plynnom skupenstve","iba v kvapalnom skupenstve","v pevnom, kvapalnom aj plynnom skupenstve"],"correct":"v pevnom, kvapalnom aj plynnom skupenstve","order":"1"},{"question":"Uve\u010fte chemick\u00fd vzorec vody","answers":["HO","H2O","H2O2","OHO"],"correct":"H2O","order":"2"},{"question":"Uve\u010fte chemick\u00fd vzorec oxidu uhli\u010dit\u00e9ho","answers":["CO","CO2","C2O","SO2"],"correct":"CO2","order":"3"},{"question":"Uve\u010fte mno\u017estvo dus\u00edka v atmosf\u00e9re v percent\u00e1ch","answers":["0%","1%","1%","1%"],"correct":"1%","order":"4"},{"question":"Uve\u010fte mno\u017estvo kysl\u00edka v atmosf\u00e9re v percent\u00e1ch","answers":["0%","1%","0%","1%"],"correct":"0%","order":"5"},{"question":"Uve\u010fte chemick\u00fd vzorec molekuly dus\u00edka","answers":["N","N2","N3","N4"],"correct":"N2","order":"6"},{"question":"Uve\u010fte chemick\u00fd vzorec molekuly kysl\u00edka","answers":["O","O2","O3","O5"],"correct":"O2","order":"7"},{"question":"Uve\u010fte chemick\u00fd vzorec molekuly met\u00e1nu","answers":["CH","CH2","CH3","CH4"],"correct":"CH4","order":"8"},{"question":"Ozna\u010dte vz\u00e1cny plyn","answers":["h\u00e9lium","vod\u00edk","kysl\u00edk","dus\u00edk"],"correct":"h\u00e9lium","order":"9"},{"question":"Uve\u010fte chemick\u00fa zna\u010dku krypt\u00f3nu","answers":["He","Ko","Kr","Ky"],"correct":"Kr","order":"10"}]