What Elements are magnetic?
Iron, Nickel & Cobalt
What are the 3 States of Matter
Solids, Liquids, & Gases
Name 2 chemical properties.
Reactivity, Acidity, Combustion & Flamability
What is a Pure Substance?
A type of matter with a fixed chemical composition, meaning it's made up of only one kind of particle (either an element or a compound).
What is Quantitative and Qualitative properties?
Quantitative involves numbers, Qualitative is observed with senses.
How many elements are in the Periodic Table of Elements?
118
What defines the state liquid?
Attractive forces are not as strong as solid but wont fly away, particles can move past each other, medium spacing between particles, no defined shape but has a defined volume & can take the shape of a container.
Chemical change or not?
A) Cooking an egg.
B) Dyeing your hair.
C) Disolving sugar.
A) Yes
B) Yes
C) No
What is a Mixture?
A combination of two or more substances where each substance retains its own individual properties and is not chemically bonded.
What is a Physical change?
The material involved in the change is structurally the same before and after the change. (Example Cutting Paper in half)
What are 5 of the 10 most abundant elements in the human body?
Oxygen, Carbon, Hydrogen, Nitrogen, Calcium, Phosphorus, Potassium, Sodium, Sulfur & Magnesium
Name 4 Non Matters.
Light, heat, sound, and also abstract concepts like love, time, & memories
Name 3 things that could tell you a chemical change is occuring.
Creates a new substance, formation of gas or odor, change in color, emission of light.
What type of substances are these?
A) Silver
B) Air
C) Salt Water
D) Salad
A) Pure Substance
B) Mixture
C) Pure Substance
D) Mixture
Name 3 Quantitative Properties & 4 Qualitative Properties.
Quantitative Properties:
Change of Temperature, Electrical Conductivity, Thermal Conductivity, Density, Viscosity & Hardness
Qualitative Properites:
Clarity, Lustre, Texture, State, Ductility, Malleability, Solubility in Water & Solubility in Acid.
What is a metalloid?
A metaloid is a element with mixed properities between metals and non-metals
What is the name of a solid turning into a Gas?
Sublimination
What does flamibility mean?
How well it will light on fire & how fast it will burn.
Are they Homogeneous or Heterogeneous?
A) Smoothie
B) Soil
C) Orange Juice (With Pulp)
D) The Planet Earth
E) Milk
A) Homogeneous
B) Heterogeneous
C) Heterogeneous
D) Heterogeneous
E) Homogeneous
Which change is a Physical Change?
A) Cooking an Egg
B) Digesting Food
C) Disolving Sugar
C)
What is the least radioactive element?
Bismuth
Name all 6 changes of state.
Depositioning, Sublimination, Condensation, Evaporation, Melting & Freezing
Final Jeopardy
Which of these is an element?
A) Shilirium
B) Om
C) Hassium
D) Neplunium
C) Hassium or Hs is the 108th element of the periodic table.
What are the 5 parts of The Particle Theory?
All matter is made of atoms.
Atoms are always moving.
There is space between all atoms.
Heat makes atoms move faster.
All atoms in pure substances are the same. Different substances are made of different atoms.
Calculate the Density.
A Metal Plate has a Volume of 12.8mm3 and a mass of 287kg.
22.42kg/mm3