Ions & Chemistry Revision | Baamboozle - Baamboozle

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Ions

Study Slideshow

Describe an ion

Atoms with a positive or negative charge

15

When an atom loses a valence electron, it becomes a _____ ion

positive

15

When an atom gains a valence electron, it becomes a ______ ion

negative

15

If an element has 3 valence electrons, what charge will likely form on its ion?

+3

15

Nitrogen, with an atomic number of 7, will gain ____ valence electrons when forming an ionic bond

3

15

A proton has what charge?

positive

15

An electron has what kind of charge?

negative

15

Atoms that gain and lose electrons are called _____

ions

15

Atoms are most stable when their outer shell is half filled with electrons. true or false?

false

15

what is the charge of an atom that has lost one electron?

+1

15

what is the charge of an atom that has gained one electron?

-1

15

what happens when an atom loses an electron?

it becomes positively charged

15

what happens when an atom gains an electron?

it becomes negatively charged

15

what are positively charged ions called?

cations

15

what are negatively charged ions called?

anions

15

the outermost shell is known as the ____ shell

valence

15