Show:
Single Replacement
Double Replacement
Combustion
Synthesis
Decomposition
100

A reaction in which one element replaces another in a compound.

Single Replacement


100

A reaction where two ionic compounds exchange ions.

Double Replacement Reaction

100
If an atom was enlarged so the electrons were spinning around the stands of a football stadium, how big would the nucleus be?
marble
100

A reaction where two or more substances combine to form one product.

Synthesis reaction

100
Atomic numbers of an atom are the same as the number of what in an atom?
protons
200
People thought you could turn iron and lead into what?
gold
200

AgNO₃ + NaCl → AgCl + ___

NaNO₃

200
Atomic masses are measured in what?
AMU
200

2Na + Cl₂ → ___

2NaCl

200
Carbon's atomic number is _______.
6
300
The earliest form of chemistry was called _______.
alchemy
300

BaCl₂ + Na₂SO₄ → BaSO₄ + ___

2 NaCl

300
A proton has the atomic mass of what?
1
300

Ca + O₂ → ___

CaO

300
What element has a number of 56?
barium
400
Names for elements comes from the English or __________ name.
latin
400

A reaction between an acid and a base that produces water and a salt

Neutralization reaction

400
A neutron has the atomic mass of what?
1
400

N₂ + 3H₂ → ___

2NH₃

400
Why does hydrogen have an atomic number of 1?
because it only has one proton
500
People first realized that an atom had a proton and an electron in which decade?
10's
500

This driving force causes double replacement reactions to occur.



Formation of a precipitate, water, or a gas

500
An electron has a mass of what?
1/1836
500
The formation of water from hydrogen and oxygen is an example of this reaction.


Synthesis

500
Some atoms have more ___________, which makes it an isotope and gives it a negative charge
electrons