Table of Contents
- 1 How is the atomic number used to distinguish one element from another?
- 2 How does the atomic number identify an element?
- 3 How can you tell one element from another quizlet?
- 4 What do you call the positively charged ion * 1 point?
- 5 How is the atomic number of an element determined?
- 6 What makes an element different from another element?
How is the atomic number used to distinguish one element from another?
Neutral atoms of each element contain an equal number of protons and electrons. The number of protons determines an element’s atomic number and is used to distinguish one element from another. Together, the number of protons and the number of neutrons determine an element’s mass number.
How does the atomic number identify an element?
How is one element distinguished from another?
Atomic Number and Mass Atoms of each element contain a characteristic number of protons and electrons. The number of protons determines an element’s atomic number and is used to distinguish one element from another.
How can you distinguish between atoms of different elements?
A particular atom will have the same number of protons and electrons and most atoms have at least as many neutrons as protons. An element is a substance that is made entirely from one type of atom. For example, the element hydrogen is made from atoms containing just one proton and one electron.
How can you tell one element from another quizlet?
The atomic number is the number of protons in the atom’s nucleus. How can atomic numbers be used to distinguish one element from another? An element has a set, unchangeable amount of protons. Any more or less, and it would become another element.
What do you call the positively charged ion * 1 point?
A positively charged ion is known as cation.
Are atoms really indivisible?
Atoms are not indivisible or indestructible. While all atoms of a given element do have the same number of protons which gives them a great deal of their chemical character, they can vary in their mass and properties by changes in their number of neutrons and electrons.
What do elements and atoms have in common?
The common feature is that the atoms of all elements consist of electrons, protons, and neutrons.
How is the atomic number of an element determined?
Atomic Number Neutral atoms of an element contain an equal number of protons and electrons. The number of protons determines an element’s atomic number (Z) and distinguishes one element from another. For example, carbon’s atomic number (Z) is 6 because it has 6 protons.
What makes an element different from another element?
Educators go through a rigorous application process, and every answer they submit is reviewed by our in-house editorial team. What makes one element different from another is the number of protons in the nucleus of its atoms. An atom is the smallest particle of an element that retains the properties of that element.
Are there isotopes that have the same atomic number?
Protons and neutrons both weigh about one atomic mass unit or amu. Isotopes of the same element will have the same atomic number but different mass numbers. Atomic number, chemical symbol, and mass number Carbon has an atomic number of six, and two stable isotopes with mass numbers of twelve and thirteen, respectively.
Which is the smaller of the two numbers in an atom?
The atomic number is the smaller of the two numbers in the symbol. It is typically located as a subscript to the left of the element symbol. If the number of electrons in an atom varies, the element remains the same, but new ions are produced. If the number of neutrons changes, new isotopes result.