What is the chemical formula for methane?A) CH4B) CO2C) H2OD) NH3 相关知识点: 试题来源: 解析 A 甲烷是由一个碳原子和四个氢原子组成的化合物。 - 选项A) CH4:正确,符合甲烷的结构。 - 选项B) CO2:是二氧化碳的化学式,错误。 - 选项C) H2O:是水的化学式,错误。 - 选项D) NH3:是氨的...
结果1 题目34 What is the chemical formula of titanium(II)oxide?(1)(1) TiO (3)$$ T i O _ { 2 } $$(2)$$ T i _ { 2 } O $$ (4)$$ T i _ { 2 } O _ { 3 } $$ 相关知识点: 试题来源: 解析 (1) 反馈 收藏
What is the compound formula of sodium nitrate? What is the chemical formula for phosphoric acid? What is the formula for magnesium cyanide? What is the chemical formula for hydrocarbon? What is the formula for sodium oxide? What is the formula for calcium nitride?
What is the chemical formula for the covalent compound diphosphorus tetrachloride? What is the name and formula of the compound formed between the cation Ca2+ and the anion O2-? If the formula of an oxide of element X is XO, what is the formula of the nitride of X?
Mark knowledge Chinese name: Cesium hydroxide English name: cesium hydroxide monohydrate Hazard category: Category 8.2 Alkaline corrosives Molecular ..
What is the chemical formula for ammonium nitrate?相关知识点: 试题来源: 解析 NH₄NO₃ 硝酸铵由铵离子(NH₄⁺)和硝酸根离子(NO₃⁻)组成。两种离子的电荷绝对值相等(均为1),因此直接按1:1比例结合,化学式为NH₄NO₃。无需进一步调整系数,问题完整且答案明确。
百度试题 结果1 题目1. What is the chemical (化学) formula (符号)of water?相关知识点: 试题来源: 解析 H2O 水的化学式是H₂O,表示每个水分子由两个氢原子和一个氧原子组成。反馈 收藏
(e). The chemical formula of plaster of Paris is___ ANaOH BNaHCO3 CNa2CO3 DNa2CO3.10H2OSubmit Formula of baking soda is ANH4CO3 BNaHCO3 CNa2CO3 D(NH4)2CO3Submit Washing soda is ANa2CO3.7H2O BNa2CO3.10H2O CNa2CO3.3H2O DNa2CO3Submit What is the chemical formula of caustic soda ?
To find the chemical formulas for baking soda and washing soda, we can follow these steps:Step 1: Identify Baking Soda Baking soda is commonly known as sodium bicarbonate. Step 2: Write the Chemical Formula for B
What is the chemical formula for each compound? A) Hydrogen iodide B) Sodium selenide I Chemical Formula: Chemical formula are representations that show the elements that make up the compound. This shows the symbols for the elements and their numbers in the compounds as ...