Sig Figs
Matter and Change
Atomic Models
Miscellaneous
Atoms 101
100

313

What is 3? 

100

Color is this type of property.

What is qualitative?

100

The chemist who gave us the modern atomic theory and said atoms were solid spheres.

Who is John Dalton?

100

When an atom loses an electron it has this kind of charge.

What is positive?

100

The three subatomic particles.

What is the electron, proton, and neutron?

200

.00120

What is 3?

200

The amount of matter an object contains.

What is mass?

200

He prefers the plum pudding, or is it the chocolate chip cookie?

Who is JJ Thomson?

200

An atom that is neither positively or negatively charged.

What is neutral?

200

Subatomic particle with a negative charge.

What is the electron?

300

11.

What is 2?

300

Homogeneous and heterogeneous are two types of this category of matter.

What is a mixture?

300
This model gives a probability of where electrons may be found, its all quite nebulous.

What is the quantum mechanic or wave model? 

300

Atoms of different elements have different numbers of these.

What are protons?

300

This is the smallest particle of an element.

What is an atom?

400

56.000023

What is 8?

400

2 or more elements chemically combined. 

What is a compound?

400

I uncovered the nucleus with my gold foil experiment.

Who is Rutherford?

400

This unit is used to measure volume?

What is the liter?

400

The unique number of protons for a given element.

What is the atomic number?

500

0.01

What is 1?

500

The process of separating a homogeneous liquid mixture.

What is distillation?

500

Not to put you to sleep, but I invented the atomic model with atoms in specific energy levels, kind of like a jawbreaker.

Who is Niels Bohr?

500

An atom with the same number of protons but different number of neutrons.

What is an isotope?

500

Protons + neutrons

What is the atomic mass?