2nd Form Compounds Flashcards
What can be defined as a compound?
A substance with two or more elements whose atoms are chemically combined in a fixed proportion
If only two elements are present , what is the end of the second element changed to ?
-ide
What is it’s a metal, any other element and oxygen ?
-ate
Describe copper, oxygen, and copper oxide
Shiny red brown solid, colourless gas, black or red powder
Describe silicon, oxygen and silicon dioxide
Shiny black solid, colourless gas , white solid crystals
Describe copper, sulfur, oxygen, copper sulfate
Orange shiny solid, yellow solid powder,colourless gas, bright blue solid crystals
Describe Iron, sulfur, copper sulfate
Tiny grey solid pebbles, yellow solid powder, dull black solid
Describe copper, carbon, oxygen and copper carbonate
Orange shiny solid, black solid, colourless gas, green solid powder
Describe iron, sulfur, oxygen, iron sulfate
Shiny grey solid, yellow solid powder, colourless gas, pale green solid crystals
Calcium hydroxide
Calcium, hydrogen, oxygen
List the elements present in the following compound
Sodium iodide
Sodium, iodine
Strontium sulfate
Strontium, sulfur, oxygen
Suggest names for the compound containing the following elements:
Calcium, carbon
Calcium carbide
Sodium , hydrogen, oxygen
Sodium hydroxide
Potassium, nitrogen, oxygen
Potassium nitrate
How is oxygen different from copper oxide
Oxygen-gas
Copper oxide-solid
Write a chemical formulae for :
One carbon atom, one oxygen atom
CO
Molecules containing four atoms of phosphorus
P4
Two carbon atoms, five hydrogen atoms and a bromine atom
C2H5Br
Naming compounds from formulae:
LiBro
Lithium Bromate
Naming compounds from formulae:
RbNO
Rubidium nitrate
