2. What is the center of an atom called?A. The electronB. The nucleusC. The neutronD. The proton 相关知识点: 试题来源: 解析 B. The nucleus 原子的中心被称为原子核。原子核由带正电的质子和不带电的中子组成,电子则在原子核周围运动。因此,正确答案是 B. The nucleus。反馈 收藏 ...
What is the charge, in units of the electronic charge, of proton? What is the charge of a neutron? What is the charge on an electron in zeets? What is the proton proton chain? What is the net charge of an atom? What is the overall charge of an atom?
Neutrons, subatomic particles found in every atom except hydrogen, are used in scientific research for nondestructive analysis of materials through a method called neutron scattering. Discovered in 1932 and naturally present due to cosmic rays and Earth’s radioactivity, neutrons’ contributions have exte...
可否翻译出原体,在给出英文答案?1.What is a proton,neutron,and electron?2.What is an element,mixture,molecule,and compound?3.What will determine if an object will float if is placed in a fluid?4.What is the unit of energy used in electricity bills?How many joules is this equal to?(Can...
What is the charge on a proton?Sub-atomic Particles:An atom is composed of three different particles that are known as sub-atomic particles. These are neutrons, protons and electrons. The former two are present inside the nucleus. While, the electron is keep revolving around the nucleus....
Learn about atoms, the fundamental unit of matter in the universe. Discover the different parts of an atom, such as the nucleus, proton, neutron, and electrons. Also, explore atomic bonding, the way atoms join together to form molecules. ...
When an anti-neutrino collided with a proton in the neutrino detector, the interaction produced a neutron and a positron, or an anti-electron. The resulting anti-electron would quickly annihilate with one of the electrons orbiting the nucleus, resulting in a spray of two photons. Then a stray...
as the mass of all the neutrons. Of all the weight of an atom, more than 99 percent of the mass is contained in the nucleus; therefore, nearly half of the mass of the atom is made up of protons. The mass of a proton is approximately 1,860 times more than the mass of an ...
Get the ad-free experience for life Structure Of The Atom: Our current model of the atom can be broken down into three constituents parts – protons, neutron, and electrons. Each of these parts has an associated charge, with protons carrying a positive charge, electrons having a negative char...
A neutron is the particle in the atomic nucleus with a mass of one and a charge of zero. The number of neutrons in an atom determines its isotope.