STATES OF MATTER
PHASE CHANGES
ATOMS
ATOMS 2
PERIODIC TABLE OF ELEMENTS
100

Has a definite volume but not a definite shape

LIQUID

100

When a liquid is cooled it becomes what?

solid

100

It is called as the center of the atom

Nucleus

100

What is the charge of neutrons?

Neutrons are not charged particles 

100

He discovered the "law of octaves".

John Newland

200

The particles are far from each other and occupy the entire space available.

GAS

200

When heat is added to a liquid it becomes what?

gas

200

What is the sum of an atom's protons and neutrons called?

Atomic mass

200

Give the three subatomic particles of an atom?

protons, electrons, and neutrons

200

Dmitri Mendeleeve is known as the___________

Father of Modern Periodic Table

300

What do you call the amount of space occupied by a substance/sample?

Volume

300

What will happen to the kinetic energy of the particles of matter if the temperature increases? 

also increases

300

How many protons does Tin have?

50

300

Give the atomic mass and number of protons of Ag.

atomic mass 108

number of protons 47

300

It represents the energy level of the atoms.

Period

400

Describe the force between the gas particles

negligible intermolecular forces/ little to no force

400

What do you call the process by which particles change from solid to gas without passing through the liquid phase? 

sublimation

400

An element has an atomic number of 42 and a mass number of 126. Describe the element in terms of the number of protons and neutrons. 

42 protons and 84 neutrons

400

What is the element and the element symbol of an atom with 88 number of protons?

element strontium 

element symbol Sr

400

What is the energy level of tellurium?

5 energy level

500

Describe the movement of solid particles.

Vibrate

500

What happens to the temperature and kinetic energy of a substance when it undergoes a change of state from liquid to solid?

both increases

500

Give the number of electrons and neutrons of Chlorine?

electrons 17

neutrons 18

500

Determine the number of neutrons of Zinc.

35

500

The periodic table is a chart that organizes the elements based on their atomic properties. How is the Periodic Table of Elements arranged?

It is arranged as periodic functions of their atomic numbers.