百度试题 结果1 题目What is the chemical symbol for nitrogen? A. N B. Ni C. Na D. Ne 相关知识点: 试题来源: 解析 a) Sun 反馈 收藏
A. Neon B. Nickel C. Nitrogen D. Sodium 相关知识点: 试题来源: 解析 A。解析:Neon(氖)是一种惰性气体,符号为“Ne”。B选项Nickel(镍),符号为“Ni”;C选项Nitrogen(氮),符号为“N”;D选项Sodium(钠),符号为“Na”,所以答案为A。反馈 收藏 ...
What is the correct name for N_2O and why aren't the other names correct? a. Nitrogen oxide b) Nitrogen(I) oxide c) Dinitrogen monoxide The compound CaO, calcium(II) monoxide is incorrectly named. What is wrong with each name, and what is the correct...
(元素). He uses the first letter of the name,capitalized,as the symbol. For example,the symbol for hydrogen (氢) is H,for oxygen (氧)is O,for nitrogen(氮) is N. With such symbols,he can form the formulas(分子式) of compounds (化合物). As we know,the formula for water is H2O...
the nile valley the nine letters the nirwana resort sp the nitrogen spirit p the nobel academy the non-monetary welf the nore the normal science the norman cathedral the north shanghai the north star may di the northampthire reg the northern eye the northern star the not-so-friendly s the...
a good friend is my n a good head and an in a good name is better a good name is easier a good pivotal game w a good procedure i sp a good system a good tale is none t a good team a graduate a grand purpose a grass skirt ie made a great poet is a eli a great poet is ...
Provide the Lewis symbols for each of the following elements: a. nitrogenx b. bromine c. boron d. oxygen What are the electron configurations for bromine, iodine, and chlorine? Identify the correct Lewis electron-dot symbol for the ion formed from each of the following atoms: ...
Nitrogen Uses and Properties - Nitrogen is a diatomic gas with atomic number 7 and symbol N. Know the nitrogen atomic number, the atomic mass of nitrogen and atomic weight of nitrogen. Explore the Uses of Nitrogen.
N is the atomic symbol for ___. A.nitrogen B.nickel C.neon D.niobium 点击查看答案 第5题 ARM处理器如下哪一个扩展,未被业界广泛接受? A.Neon B.Virtualization C.Trustzone D.LAPE 点击查看答案 第6题 Identify the part of speech of the italicized and choose the correct answer. Turn right...
The compound NO2, nitrogen(IV) oxide is incorrectly named. What is wrong with each name, and what is the correct name for the compound? What is the chemical formula of the compound commonly referred to as silver tarnish? What is the name of the compound formed by Co2+ and O2-?