Particles 3 Flashcards
How many neutrons does a carbon atom have?
6
What is special about the number of protons and electrons in a neutral atom?
They are the same
Describe the number of electrons in a positively charged ion.
Fewer electrons than protons
Describe the number of electrons in a negatively charged ion.
More electrons than protons
How many electrons are in a neutral carbon atom?
6
How many neutrons does the Mg2+ ion have?
12
What happens to the number of electrons in ions based on their charge?
Change
How many electrons does a magnesium ion with a 2+ charge have?
10
How many protons does element X have?
29
How many electrons does element X have?
29
How many neutrons does an element X atom have?
34
How many neutrons does the neutral atom of element X have?
34 neutrons
What is the atomic number of element X?
Atomic number = 29
