WorksheetsAtomic structure and periodic table
Total questions: 10
Worksheet time: 5mins
How can we separate salt from a saltwater?
Evaporation
Filtration
Condensation
Precipitation
This is an example of?
Compound
Element
Mixtures
Group 18 of the periodic table are in what physical state in room temperature?
Solid
Liquid
Gas
Plasma
All of the following are examples of a subatomic particle except for?
Proton
Neutron
Electron
Atom
He is the first man to organize the periodic table of elements. thus, making him the father of periodic table.
Aristotle
Mendeleev
Darwin
Fleming
This is a type of mixture where you can't tell the substances in the mixture.
heterogenous
Mixed
Homogenous
Mixture
This type of model tells us how many valence electrons are present by counting the number of dots around the element symbol.
Lewis dot structure
Bohr's model
Atomic model
Rutherford's model
Wat is the name of group 5A in the periodic table of Elements?
Alkali metals
Metalloids
Lanthanides
Nitrogen
What do we call the elements which has the properties of both metals and non metals?
Unmetal
somehow metal
metalloids
metallic
Air is an example of what type of mixture?
compounds
Elements
Homogenous Mixture
Heterogenous Mixture
