百度试题 结果1 题目An atom___three kinds of particles. A. makes up B. is made of C. is consisted of D. is composed of 相关知识点: 试题来源: 解析 D 反馈 收藏
35. A simple model of the energy levels in an atom has only three levels; X, Y and Z . A transition from level X to level Z produces radiation of wavelength 280 nm; a transition from level Y to level Z produces a radiation of wavelength 200 nm.Which of the following deductions ...
To find the number of neutrons in an atom, you need to find the mass number for each element. Theperiodic tablelists theatomic weightfor each element, which can be used to find mass number, For hydrogen, for example, the atomic weight is 1.008. Each atom has an integer number of neutro...
What is an oxygen-18 atom? What value is closest to the mass of the atom? Describe the atomic structure of the atom and its subatomic particles. What two particles make up the mass of an atom? Which of the three subatomic particles has the smallest mass?
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 charge, and neutrons possessing no net ch...
Our current model of the atom can be broken down into three constituents parts –protons, neutron, andelectrons. Each of these parts has an associated charge, with protons carrying a positive charge, electrons having a negative charge, andneutronspossessing no net charge. In accordance with the ...
The atom is the smallest unit on Earth. It is the basic component of any type of matter. It cannot be broken down or sectioned. Protons, neutrons and electrons make up the subatomic particles of an atom. The three subatomic particles determine the overa
What are the two main parts of an atom of an element? What are the three components of an atom of an element? What is the charge of the nucleus of element 89? What was the Bohr model of the atom called? How is called the particle that has no charge - located in the nucleus of ...
The form of an atom is due to the electric charge of its parts. Each proton has one positive charge. Each electron has one negative charge. Each neutron is neutral or carries no electric charge. Like charges repel each other while opposite charges attract each other, so you might expect ...
As a result, the atom arrays at the step edge may not be as clearly visualized in our scanning tunneling microscopy compared to those located away from the step edge. g, Extended scanning tunneling microscopy data: Topography (bottom) and the corresponding dI/dV maps (V = −5 mV) ...