Atomic Structure

Question 1

Who argued that everything in the world was made of atoms

Answer 1

Democritus

Question 2

How are elements organised on the periodic table

Answer 2

Atomic number

Question 3

What Is the relative charge,relative mass an where do you find the proton,neutron electron

Answer 3

Proton
+1 relative charge
1 relative mass
nucleus

Neutrons
0 relative charge
1 relative mass
Nucleus

Electron
-1 relative charge
1/1840
Shells orbiting the nucleus

Question 4

What is the atomic number

Answer 4

The atomic number is the number of protons in the nucleus of the atom

Question 5

What is the mass number

Answer 5

The total number of protons and neutrons in an atom

Question 6

What is the electronic structure of lithium, sulfur, argon and calcium

Answer 6

2,1 lithium
2,8,6 sulfer
2,8,8 Aragon
2,8,8,2 calcium

Question 7

What group is silicon,argon,calcium and sulfer in on the periodic table

Answer 7

Silicon 4
Argon 0
Calcium 2
Sulfur 6

Question 8

Where do the electrons live

Answer 8

Electrons live in the shell

Question 9

What Greek word does atom come from and what does it mean

Answer 9

Atomism is the Greek word and it means tiny/indivisible

Question 10

What year did John dalton refine the idea of atoms

Answer 10

He refined the idea in the 1800s