Table of Contents
- 1 What is the relationship between elements and atomic number?
- 2 What does atom and element have in common?
- 3 What is the relationship between elements and atoms quizlet?
- 4 What is the difference between atom and element and molecule?
- 5 What is the relationship between an atom and an element a molecule and a compound?
- 6 What is the difference between and element and a compound?
- 7 How do atoms define or determine elements?
- 8 Do atoms have the same properties as an element?
- 9 Can two elements have the same number of atoms?
What is the relationship between elements and atomic number?
Different elements have different atomic numbers; therefore, atoms of different elements contain different numbers of protons (and electrons)….
| Atomic number | = number of protons per atom |
|---|---|
| = number of electrons per neutral atom |
What does atom and element have in common?
The common feature is that the atoms of all elements consist of electrons, protons, and neutrons.
What is the relationship between the properties of the elements and their atomic number give the name of this relationship?
The number of electrons in an atom also equals the atomic number. It is this number that identifies each element, imparting to it its unique chemical properties. Due to the laws of quantum chemistry, electrons occur in pairs whenever possible. Alkali metals always have one odd electron furthest from the nucleus.
What is the relationship between elements and atoms quizlet?
what is the relationship between elements and atoms? Elements are substances that cannot be broken down chemically into simpler kinds of matter. Atoms are simplest particle of an element that continues to have all the properties of that element. You just studied 9 terms!
What is the difference between atom and element and molecule?
An element is made up of one type of atom only. For example, a piece of pure copper is made up of only of copper atoms. There are 118 known elements on Earth and they are all listed in the periodic table. A molecule describes two or more atoms bonded together (all compounds are molecules and some elements are too).
Is atom and element same?
An element is the simplest form of a substance. An atom is the part of an element. A particular element is composed of only one type of atom. Atoms are further composed of subatomic particles called electrons, protons and neutrons.
What is the relationship between an atom and an element a molecule and a compound?
Metals and Nonmetals
| Metals | Nonmetals | |
|---|---|---|
| Physical Properties | Good conductor of heat and electricity | Poor conductor of heat and electricity |
| Malleable – can be beaten or deformed without cracking; pliable | Brittle | |
| Ductile – can be made into wire | Non-ductile | |
| Lustrous | Not lustrous, may be opaque or transparent |
What is the difference between and element and a compound?
Elements are substances that are pure in their nature and are composed of a single atom. Compounds are also pure substances that are composed of elements in definite proportions. Compounds can be broken down using chemical reactions. …
What is the difference between an atom and an element quizlet?
An atom is the smallest particle of matter and is made of protons, neutrons, and electrons. An element is a substance made of only one type of atom, and three examples of elements are carbon, oxygen, and gold.
How do atoms define or determine elements?
All atoms have at least one proton in their core, and the number of protons determines which kind of element an atom is. For example, an oxygen atom has 8 protons. If you were somehow able to change the proton number of this atom to 7, even if everything else remained the same, it would no longer be an oxygen atom, it would be nitrogen.
Do atoms have the same properties as an element?
Atoms of the same element have the same chemical properties. The only differences between atoms of the same element are the number of neutrons in the nucleus and the atomic weight of each isotope.
How are atoms and elements similar and different?
While an element is a composition of atoms. An element is freely available in nature as many materials. Both atoms and elements are closely related. An atom is a part of the element and sometimes available in free form. While the element is made of a group of same atoms. When an element is broken down, it can liberate atoms.
Can two elements have the same number of atoms?
Actually, two elements do have same atomic number. By virtue of which, they share the same chemical and physical properties, for which they can’t be differentiated. So, they are considered to be a single element.