Elements Flashcards
1
Q
What is an element?
A
An element is a substance made up of atoms that all have the same number of protons in their nucleus.
2
Q
What is the element symbol for Carbon, Oxygen and Magnesium?
A
Carbon’s element symbol is C, Oxygen’s element symbol is O and Magnesium’s element symbol is Mg.
3
Q
Where can you find out all the element symbols?
A
You can find these on the periodic table.
4
Q
What are isotopes?
A
Isotopes are different forms of the same element, which have the same number of protons but different numbers of neutrons.
5
Q
What is another way of calculating the number of neutrons in an element?
A
The number of neutrons is also the mass number minus the atomic number.
