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Particle Model and States of Matter
Atoms, Molecules, Compounds and Elements
Mixtures
Atomic Structure and Periodic Table
Lucky Dip
100

What is "matter"?

Anything that occupies space and has mass.

100

What is an element?

A substance made of only one type of atom (from the periodic table).

100

What is the difference between heterogeneous homogeneous mixtures?

Heterogeneous: constituent substances do not mix uniformly

Homogeneous: constituent substances do mix uniformly

100
What are the rows and columns of the periodic table called?

Rows = periods

Columns = groups

100

Rain, snow, sleet and hail are part of what stage of the water cycle?

Precipitation
200

Which state of matter has the lowest energy particles?

Solid

200

What is a molecule?

Two or more atoms chemically bonded together.

200
Name a type (not an example) of homogeneous mixture.

Solutions

200

What property determines the atomic number of an element?

The number of protons in the nucleus.

200

Give two terms to describe the type of mixture that milk is.

Heterogeneous; colloid

300

What state of matter has a fixed volume but not a fixed shape?

Liquid

300

What is a compound?

A substance consisting of particles made of more than one type of atom.

300

What separation technique would you use to separate salt from water?

Evaporation or distillation

300

Which subatomic particle/s contain the majority of the mass of an atom?

Protons and neutrons.

300

A block of steel has a volume of 0.5 m3 and a mass of 4000 kg. What is its density?

Density = mass / volume = 4000/0.5 


= 8000 kg/m3

400

What is the change of state from gas to solid?

Deposition

400

Atom, molecule, element, compound... Which of these words can be used to describe O2 ?

Molecule, element

400

What property of matter does centrifuging take advantage of to separate mixtures?

Density

400
Name three properties of metals.

...

400

What do elements in the same group have in common?

They have the same number of electrons in their outermost (valence) shell.

500

State the three parts of the Particle Model of Matter

1. All matter is made of particles.

2. There is space between the particles.

3. The particles are always moving.

500

Are compounds pure substances or mixtures?

Pure substances

500

Explain the steps, in order, that you could use to separate a mixture of oil, water, sand and salt.

[Multiple answers]

500

What is the electron configuration of sodium (atomic number 11)

2.8.1

500

What is the relationship between temperature and solubility?

As temperature increases, so does solubility.