解析 A。解析:在英文中,金属元素写在前面,非金属元素写在后面,然后将非金属元素结尾改成 -ide形式来命名化合物。这里钾(potassium)是金属元素,氯(chlorine)是非金属元素,所以命名为Potassium chloride。B选项顺序错误,C和D选项不符合命名规则。反馈 收藏
4 The electronic structure of a compound formed between an element Y and chlorine is shown below (only valence electrons are shown).CI What is the chemical formul a when sodium combines with element Y? C A Na2Y B NaY2 C Na_3Y D Na_5Y 相关知识点: 试题来源: 解析 C 反馈 收藏...
百度试题 结果1 题目Salt is a compound of sodium and chlorine. 相关知识点: 试题来源: 解析 复合物,化合物 none 反馈 收藏
29. Chlorine is passed into a colourless aqueous solution of a compound Z. At first, a brown colour is seen and then a black precipitate appears. What could Z be? C A ammoni a B iron(III) sulphate C potassium iodide D sodium hydroxide 相关知识点: 试题来源: 解析 C 反馈 收藏 ...
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Which is the noble gas notation for chlorine? What is the formula for phosphorous trichloride? What is the formula for the compound tetraphosphorus decoxide? What is the empirical formula of a compound of uranium and fluorine that is composed of 67.6% uranium and 32.4% fluorine by mass? Show...
结果1 题目 2 In the compound [ICl_2]^+[SbCl_6] -, the oxidation number of chlorine is -1.What are the oxidation numbers of I and Sb in the compound?I Sb A+1+5B+1+7C+3+5D+3+7Your answer C 相关知识点: 试题来源: 解析 C 反馈 收藏 ...
What is the oxidation number of nitrogen (N) in the compound HNO3? How many valence electrons are in a chlorine atom? Consider the following ion: XF2-2. What is the oxidation number assigned to element 'X'? What is the oxidation number of sulphur in tetraoxosulphate six acid ...
A compound (I) containing aluminum and chlorine is used to prepare a pharmaceutical or cosmetic composition for treating skin disorders associated with inflammation, irritation or swelling. Independent claims are also included for: (1) pharmaceutical or cosmetic composition comprising (I) in combination...
It may be from electrolysis sodium chloride aqueous solution (brine) is, at the same time produce hydrogen and oxygen, hydrogen and chlorine ion exchange membrane to separate, but to allow so 翻译结果5复制译文编辑译文朗读译文返回顶部 The sodium hydroxide is one kind of important compound.It ...