4:["$","div",null,{"className":"min-h-screen","children":["$","div",null,{"className":"bg-background-primary text-white rounded-lg shadow-lg overflow-hidden","children":[["$","section",null,{"className":"px-[5%] pt-24 lg:pt-40 pb-12 bg-background-primary text-white","children":["$","div",null,{"className":"container max-w-lg text-center","children":["$","h1",null,{"className":"mb-5 text-6xl font-bold md:mb-6 md:text-9xl lg:text-10xl","children":"Chemie"}]}]}],["$","div",null,{"id":"first-section","className":"bg-gray-50 md:p-12 p-8 border-b-4 border-text-alternative","children":[["$","h2",null,{"className":"text-gray-900 text-md md:text-xl font-semibold","dangerouslySetInnerHTML":{"__html":"Vyberte správné pořadí stechiometrických koeficientů v oxidačně-redukční rovnici: HCHO + CuSO₄ + NaOH = HCOOH + Cu₂O + Na₂SO₄ + H₂O"}}],false]}],["$","div",null,{"className":"flex flex-row relative w-full bg-white","children":[["$","div",null,{"className":"hidden md:block py-4 pl-4 bg-white flex justify-center items-center","style":{"width":"15%"},"children":["$","div",null,{"className":"","style":{"width":"100%","height":"100%","maxWidth":"$undefined","maxHeight":"$undefined"},"children":["$","div",null,{"className":"text-center","dangerouslySetInnerHTML":{"__html":"\n \n \n \n "}}]}]}],["$","div",null,{"className":"w-full max-w-xxl mx-auto","children":[["$","div",null,{"className":"p-4 bg-white flex justify-center items-center","children":false}],["$","div",null,{"className":"p-8 bg-white","children":["$","div",null,{"className":"grid grid-cols-1 lg:grid-cols-2 gap-4","children":[[["$","button","29571",{"className":"w-full text-left p-4 rounded-full border-2 transition-all hover:cursor-default flex items-center gap-6 bg-white border-gray-300 text-gray-700","children":[["$","span",null,{"className":"flex-shrink-0 w-12 h-12 rounded-full border-2 flex items-center justify-center text-[25px] font-bold","children":"A"}],["$","span",null,{"className":"flex-1","children":"1, 2, 2 = 1, 1, 2, 1"}],["$","span",null,{"className":"flex-shrink-0 text-red-600 text-[30px] leading-none","children":"✗"}]]}],["$","button","29572",{"className":"w-full text-left p-4 rounded-full border-2 transition-all hover:cursor-default flex items-center gap-6 bg-white border-gray-300 text-gray-700","children":[["$","span",null,{"className":"flex-shrink-0 w-12 h-12 rounded-full border-2 flex items-center justify-center text-[25px] font-bold","children":"B"}],["$","span",null,{"className":"flex-1","children":"1, 1, 4 = 1, 1, 2, 2"}],["$","span",null,{"className":"flex-shrink-0 text-red-600 text-[30px] leading-none","children":"✗"}]]}],["$","button","29573",{"className":"w-full text-left p-4 rounded-full border-2 transition-all hover:cursor-default flex items-center gap-6 bg-white border-gray-300 text-gray-700","children":[["$","span",null,{"className":"flex-shrink-0 w-12 h-12 rounded-full border-2 flex items-center justify-center text-[25px] font-bold","children":"C"}],["$","span",null,{"className":"flex-1","children":"1, 2, 4 = 1, 1, 2, 3"}],["$","span",null,{"className":"flex-shrink-0 text-red-600 text-[30px] leading-none","children":"✗"}]]}],["$","button","29574",{"className":"w-full text-left p-4 rounded-full border-2 transition-all hover:cursor-default flex items-center gap-6 bg-green-100 border-green-500 text-green-900","children":[["$","span",null,{"className":"flex-shrink-0 w-12 h-12 rounded-full border-2 flex items-center justify-center text-[25px] font-bold","children":"D"}],["$","span",null,{"className":"flex-1","children":"1, 2, 4 = 1, 1, 2, 2"}],["$","span",null,{"className":"flex-shrink-0 text-green-600 text-[30px] leading-none","children":"✓"}]]}]],false]}]}],["$","div",null,{"className":"p-4 bg-white flex justify-center items-center","children":["$","div",null,{"className":"","style":{"width":"100%","height":"$undefined","maxWidth":"$undefined","maxHeight":"120px"},"children":["$","div",null,{"className":"text-center","dangerouslySetInnerHTML":{"__html":"\n \n \n \n "}}]}]}]]}],["$","div",null,{"className":"hidden md:block py-4 pr-2 bg-white flex justify-center items-center","style":{"width":"15%"},"children":["$","div",null,{"className":"","style":{"width":"100%","height":"100%","maxWidth":"$undefined","maxHeight":"$undefined"},"children":["$","div",null,{"className":"text-center","dangerouslySetInnerHTML":{"__html":"\n \n \n \n "}}]}]}]]}],["$","div",null,{"className":"flex justify-between items-center p-8 bg-white border-t-4 border-text-alternative","children":["$","a",null,{"href":"/databaze-otazek","className":"px-6 py-3 rounded-full bg-gray-200 text-gray-700 hover:bg-gray-300 disabled:opacity-50 disabled:cursor-not-allowed transition-colors","children":"Zpět na souhrn otázek"}]}]]}]}]

Chemie

Vyberte správné pořadí stechiometrických koeficientů v oxidačně-redukční rovnici: HCHO + CuSO4 + NaOH = HCOOH + Cu2O + Na2SO4 + H2O

Vyberte správné pořadí stechiometrických koeficientů v oxidačně-redukční rovnici: HCHO + CuSO₄ + NaOH = HCOOH + Cu₂O + Na₂SO₄ + H₂O