Periodic Table (8f) Flashcards
hydrogen + chlorine →
hydrogen + chlorine → hydrogen chloride
What is all matter made up of?
All matter is made up of tiny particles called atoms
What are the 3 states of matter?
The 3 states of matter are liquid, gas and solid
What are signs of a chemical reaction?
● colour change
● gas produced
● solid formed from solution
● energy change.
What’s the chemical formula for carbon dioxide ?
The chemical formula for carbon dioxide is CO2
What is the chemical formula for magnesium oxide?
The chemical formula for magnesium oxide is Mgo
What’s the chemical formula for water?
What’s the chemical formula for water is H2o
What’s the chemical formula for sodium hydroxide?
The chemical formula for sodium hydroxide is NaoH
What is an anomalous result?
An anomalous result is a result that is odd and stands out from the rest.
On which side of the periodic table are oxides more acidic and which side is more alkali?
On the left of the periodic table oxides are more alkali and on the right they are more acidic
Name 4 characteristics of metals:
High melting points
Strong, flexible, and malleable
Shiny when polished
Good conductors of heat and electricity
Also On the left side of the periodic table
Name 4 characteristics of non-metals:
Poor conductors of heat and electricity
Dull
Brittle
Low melting point
Also on the right of the periodic table
What does N stand for?
Nitrogen
What does S stand for?
Sulfur
What does Fe stand for?
Iron