Periodic table, atomic structure revision Flashcards

1

Elements in the periodic table are organised how?

2

The maximum number of electrons found in the second shell from the nucleus is?

3

The mass of a neutron is:

4

The mass number of an atom is made up of?

5

The atomic number is the number of?

6

Sodium has 11 electrons. The electron configuration is?

7

An element has an atomic number of 19, a mass number of 39. How many electrons are in an atom?

8

The maximum number of electrons that will be found in the shell closest to the nucleus is:

9

What is found in the nucleus?

10

If an element has a mass number of 7 and atomic number of 3 there are how many neutrons?

Periodic table, atomic structure revision