There are just as many protons in the nucleus as electrons___ around it. A.revolvingB.spinningC.rotatingD.spiraling 相关知识点: 试题来源: 解析 A 题意是:在原子核中的质子数与___ 它们的电子数相同。 [A] revolving“旋转,绕转”,指某一物体沿一定的轨道围绕着另一物体旋转,符合题意。 [B] sp...
The number of protons in the nucleus of an atom determines what element it is, sothe number of protons is fixed. But, the number of neutrons can vary. Nuclei with the same number of protons but different numbers of neutrons are called isotopes. ... Chemical properties in general do not ...
How many protons are in the nucleus? How many electrons fit in the second shell? How many electrons are in neon? How many valence electrons does californium have? What is the charge of a molecule having 14 electrons and 12 protons?
Protons have slightly less mass than the neutrons in the nucleus, but they are 1,836 times more massive than electrons. The actual mass of the proton is 1.6726 x 10^-27 kilograms, which is a very small mass indeed. The symbol "^-" represents a negative exponent. This number is a deci...
-句子1:The number of protons in an atom determines its atomic number.(原子中的质子数决定了它的原子序数。) -句子2:Protons and neutrons are located in the nucleus of an atom.(质子和中子位于原子的原子核中。) -句子3:Scientists are studying the behavior of protons under extreme conditions.(科学...
Answer to: How many protons and neutrons are contained in the nucleus of ^(6)_(3) Li? Assuming the atom is uncharged, how many electrons are...
The neutrons and protons form the core of the atom. 中子和质子构成了原子核。 Electrons are negatively charged with electricity,protons are positively charged. 电子是带负电荷,质子是带正电荷。 The nucleus of an atom consists of neutrons, protons and other particles. 原子核由中子、质子和其他粒子构...
Analytical expressions are derived for the double-differential multiplicities with respect to energy and angle for the diabatic emission of neutron and protons in central nucleus-nucleus collisions. Results are presented for 40 Ca+ 40 Ca, 58 Ni+ 58 Ni and 92 Mo + 92 Mo, each system at three...
To understand why heavy stable nuclei contain more neutrons than protons, we can break down the explanation into several steps:1. Understanding Nuclear Forces: - In a nucleus, there are two types of forces at play: the nucl
1 翻译一下可以吗1.An atom is made up of positive charges (protons),neutral charges (neutrons) and negative charges (electrons).The protons and neutrons are found within the nucleus of an atom,while we learnt in P08 Curious glow that the electrons are found in different energy levels about...