Worksheetsquestions
Total questions: 10
Worksheet time: 5mins
Who suggested the idea of representing elements with symbols
John Dalton
James Chadwick
Berzelius
William Crookes
A symbol represents a short form of a/an ______
Atom
Molecule
Compound
Element
Which compound has the formula C3H8
Propane
Ethanol
Butane
Methane
Which one is not a example of hydrocarbon
Methane
Ethanol
Propane
Butane
What is the valency of nitrogen in N2O
-2
+1
+2
-3
Name three metals whose symbols are derived from their Latin names
Potassium
Lead
Lithium
Silver
Which of these is not a monoatomic element
Potasium
Calcium
Ammonium
Lithium
Compounds are always ____ in nature
Neutral
Homogeneous
Heterogeneous
All of these
A chemical equation does not tell us about ______
Direction
Nature
State of matter
Concentration
What is the formula for tetra amine copper(II)sulphate
[Zn(NH3)4]SO4
[Ag(NH3)2]Cl
[Cu(NH3)4]SO4
