1. Match the parts of an atom in the left column with all the phrases in the right column that describes it. A phrase may be used more than once. On the line in the left column next to the parts of the atom, please just label the letter of the phrase that matches the parts of the atom.

Q: The atomic number of an atom is equal to:    A. The number of protons in an atom   B. The number of…

A: The atomic number of an atom is defined as the number of protons present in the nucleus and the…

Q: Why is energy required to remove an electron from an atom?  explain using your ideas of forces and…

A:

Q: Explain what makes the elements different from each other.  Why is gold different than carbon?

A: Different elements have different properties ( physical and chemical ).  In physical properties,…

Q: Which of water, iron, ammonia, chromium, radon, and silicon are chemical compounds as opposed to…

A: We have to write the chemical compounds as opposed to elements

Q: Describe the interaction between a nucleus of iron (Z = 26) and an electron located at a distance of…

A: Note: As per the guidelines, we can only answer three subparts of a question. Sorry for the…

Q: 23. A student examines three rods P,Q and Rand tests to see if they charged. The results of the…

A: 23 If two charges are same then it will repel with each other. If two charges are opposite then it…

Q: Uranium-235 undergoes nuclear fission as shown in the diagram below. a) Select which element does X…

A: Given data- Uranium-235 (235U) undergoes the nuclear fission as shown in the diagram.

Q: How can you "charge" an object? Hint: This is a physics question. A. By adding or removing protons…

A: Required  method to charge a body

Q: Practice: Atom Vocabulary Part 1: Use the word bhank helow to label each definition with the…

A: Given: The nucleus of any atom consist of protons and neutrons. The number of proton depend on the…

Q: Which of the following contains the most energy per gram? A. TNT B. chocolate chip cookies C.…

A:

Q: A simple atom has only two absorption lines, at 200 nm and 640 nm. Part A What is the wavelength of…

A: We know:The simple atom has only two absorption lines, at 260 nm and 640 nm.The question asks for…

Q: 2. Carbon has a mass of 12.011 amu and chlorine has a mass of 35.453 amu. What is the mass of carbon…

A:

Q: Answer the following questions. a. Compare the top and bottom states (1 and 4). Do these represent…

A: Total number of states, gi=2  Total number of particles, ni=2 total number of particles=N The total…

Q: 17. The atomic energy level diagram accounts for A. the emission spectra of an atom B. the…

A: Energy level diagram

Q: 12. Which of the following is submonoid of (Q, *) where a*b = ab? A. (Z, *) C. ({0}, *) B. (R+, *)…

A:

Q: ow Resolution e.Nuclear Magnetic Resonance Spectroscopy b.Medium Resolution f.X-ray c.High…

A:

Q: a neutral atom gains one or more electrons and is now called a a. negative ion b. positive ion…

A: Answer :-       (a) negative ion  Because  When an an atom gains or loses an electron . The atom is…

Q: It is possible to add or subtract protons without changing the identity of an element. G True e B I…

A: The given question is, if we add or subtract proton in an atom then is it going to change the…

The Bohr model

Students often get confused between Rutherford’s model and Bohr model of an atom. They interpret the postulates of both these models to be the same, which is incorrect. Rutherford’s model differs from Bohr’s model in the following ways: