NCERT solutions for CBSE and other state boards is a key requirement for students. Doubtnut helps with homework, doubts and solutions to all the questions. It has helped students get under AIR 100 in NEET & IIT JEE. Get PDF and video solutions of IIT-JEE Mains & Advanced previous year pap...
构近千反人公积品期不江角张 When two or more elements combine and form a compound a chemical_takes
百度试题 结果1 题目Reactions in which two or more substances combine to form a compound are called reactions.相关知识点: 试题来源: 解析 direct combination; synthesis 反馈 收藏
Do the relative proportions of elements in a given compound vary from the sample? A compound is: a) two or more elements well mixed. b) two or more elements combined chemically. c) two or more elements carrying a positive charge. d) a p...
Write the formula and formula name of the compound when the following elements combine. (a) Sr and O. (b) Al and F. (c) Cs and S. (d) Li and N. Write the simplest formula for each of the following substances, ...
This law states that when two elements combine to form more than one compound, the weights of one element that combine with a fixed weight of the other element are in a ratio of small whole numbers. Show More | ShareSave Class 12CHEMISTRYSOME BASIC CONCEPTS OF CHEMISTRY Topper's Solved ...
When different types of atoms combine, the result is called a compound. How Atoms Combine The propensity for an atom to combine depends on the number of electrons it has in its outer shell. Every shell has eight spaces for electrons except the first shell, which has only two spaces. If ...
to form CH3SO• in the gas phase was not observed under the matrix-isolation conditions. Fig. 3: IR spectra showing the formation and photochemistry of CH3SOO• (11) and CH3S(O)2OO• (15). a IR spectrum of the HVFP products of CH3SNO/O2/Ar (1:50:1000) at 10 K. b IR...
(1) Main group elements (Group IA-VIIA) (2) Noble gases (Group VIIIA) (3) Transition metals (Group B) (4) Inner transition metals Answer and Explanation: We can use the tendency of an element to become cation or anion to determine whether it is a metal or non-...
The tendency of an element or compound to combine chemically with other substances Atomic mass Is the mass of a single atom (or isotope) of an element Atomic mass units, AMU the unit used for expressing atomic mass Periodic table of elements Is a table with elements organized in order of ...