What happens when iron reacts with oxygen and water? A. Combination reaction B. Decomposition reaction C. Displacement reaction D. Double displacement reaction 相关知识点: 试题来源: 解析 A。本题考查化学反应类型。铁与氧气和水反应生成铁锈,是多种物质生成一种物质的反应,属于化合反应。
In a chemical reaction, iron reacts with oxygen to form rust. What is the English name for iron? A. Copper B. Aluminum C. Iron D. Silver 相关知识点: 试题来源: 解析 C。本题考查铁的英文名称。选项 A 是铜,选项 B 是铝,选项 D 是银。只有选项 C 是铁。
A. Zinc chloride and oxygen. B. Zinc sulfate and hydrogen. C. Zinc chloride and hydrogen. D. Zinc oxide and water. 相关知识点: 试题来源: 解析 C。中文解析:锌和盐酸反应生成氯化锌和氢气。选项 A 生成氧气错误;选项 B 生成硫酸锌错误;选项 D 生成氧化锌和水错误。反馈...
When light hits these particles, they react with oxygen to make what is essentially a peroxide(过氧化物) bleach. This in turn reacts with air 3 such as nitric oxide and breaks them down. While this technology could be used to create an entirely new fabric, Professor Ryan thinks that it ...
Hydrogen reacts with oxygen in the process. The hydrogen comes from one or more tanks in the car while the oxygen comes from the ambient air. The only things this reaction produces are electrical energy, heat and water, which exits through the exhaust as water vapor – with no emissions ...
And when hydrogen sulfide reacts with the oxygen in the water, the result of that is sulfuric acid. OK? [short pause] Sulfuric acid eats away at limestone—very aggressively—so you get bigger cracks, and then passageways being formed along the openings in the rock. And it's all ...
<p><strong>Step-by-Step Solution:</strong></p><p>1. <strong>Identify the Reaction</strong>: When hydrogen (H₂) reacts with nitrogen (N₂), it forms ammonia (NH₃). This reaction is known as the Haber process.</p><p>2. <strong>Write the Chemical Eq
When a hydrocarbon burns, it reacts with oxygen; the reaction can be represented as A CfHg+ B O2--> D CO2+ E H2O, where A, B, D and E indicate the proportions of the molecules in the reaction and f and g represent the proportions of carbon and hydrogen in the hydrocarbon. The ...
splitwaterintohydrogenandoxygen,withnootherby-products.Historically,electrolysis requiredsomuchelectricitythatitmadelittlesensetoproducehydrogenthatway.Thesituationis changingfortworeasons.First,significantamountsofexcessrenewableelectricityhavebecome availableatgrid(输电网)scale;ratherthanstoringexcesselectricityinarraysof...
undergo a chemical modification. The reactants bind to the enzyme and leave the enzyme as products, chemically distinct from the reactants. Enzymes have many functions that include but are not limited to detoxification of reactive oxygen species, oxidation, reduction, addition of chemical groups, ...