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Flashcards in Chemistry Deck (12)
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1

What is an ion?

An ion is an atom with a different amount of electrons than protons.

2

What is an ionic bond?

When an atom gives an electron to another atom so both atoms can have full outer shells.

3

What is a covalent bond?

When two or more atoms share their electrons so both atoms can have full outer shells.

4

What is the change from liquid to solid called?

Freezing.

5

What is the change from gas to liquid called?

Condensation.

6

What is the change from solid to liquid called?

Melting.

7

What is the change from liquid to gas called?

Boiling.

8

What is the change from solid to gas called?

Sublimation.

9

The elements in group 1 in the periodic table all form ions with a charge of ___

1+

10

The elements in group 2 in the periodic table all form ions with a charge of ___

2+

11

The elements in group 7 in the periodic table all form ions with a charge of ___

1-

12

The elements in group 6 in the periodic table all form ions with a charge of ___

2-