Hydrogen Essentials Quiz

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Hydrogen basics

Аяулым Нарбек

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Hydrogen Essentials Quiz


Hydrogen Essentials QuizVersión en línea Hydrogen basics por Аяулым Нарбек 1 Мәтінде не туралы айтылған? a Спорт түрлері b Театр түрлері c Музыка d Кино 2 Hydrogen is the most abundant element in the universe, primarily found in what form? a Plasma only b Gas form (as H or H2) c Liquid water d Solid iron core 3 What is the atomic number of hydrogen? a 2 b 1 c 8 d 0 4 How many electrons can the first energy level of hydrogen hold? a 1 b 3 c 2 d 4 5 What is another common symbol for deuterium, an isotope of hydrogen? a Y b D c T d X 6 What is the main industrial use of molecular hydrogen (H2)? a Fuel for cars b Solvent for plastics c Battery electrolyte d Ammonia production (Haber process) 7 Hydrogen fuel cells produce electricity by reacting hydrogen with what element? a Oxygen b Nitrogen c Carbon d Sulfur 8 Hydrogen flame color is typically what? a Bright yellow b Green c Red d Pale blue 9 True or False: Hydrogen readily forms water when it reacts with oxygen? a Only at high pressure b Only as H2O2 c False d True 10 What is the molecular name for two hydrogen atoms bonded together? a Dihydrogen (H2) b Hydrogen radical (H•) c Hydrooxide (HO) d Hydrogen peroxide (H2O2)