WorksheetsUnit 2 Test Review
Total questions: 15
Worksheet time: 12mins
If you are given an element that reacts violently with water, conducts electricity, is shiny and is solid at room temperature. Which is most likely to be true about the # of valence electrons is has?
1 valence electrons
7 valence electrons
it has a complete outer shell
Vertical columns on the periodic table are called ___?
groups
periods
rows
families
Which color on the image of the periodic table corresponds with the halogens.
red
black
blue
orange
Which color on the image of the periodic table corresponds with the noble gases.
red
black
blue
orange
Which color on the image of the periodic table corresponds with the transition metals.
red
black
blue
orange
Which color on the image of the periodic table corresponds with the metalloids.
bright yellow
gold
teal
light blue
Which color on the image of the periodic table corresponds with the alkaline earth metals.
yellow
dark yellow
blue/green
teal
Most metals share four common physical characteristics. Which of the options is not one of the four?
Luster
Conductivity
Ductility
Malleability
Reactivity
Which family of elements reacts violently with water and exposure to oxygen?
alkali metals
alkaline earth metals
lanthanides
actanides
transition metals
What property of water allows bugs to walk on the surface?
universal solvant
capillary action
surface tenstion
specific heat
As you move down a group, the elements become more or less chemically reactive?
more
less
When vinegar, baking soda and water are added to powdered milk, a glue is produced. What type of reaction is this?
chemical reaction
physical reaction
Surface tension is the property of water in which...
water molecules at the surface tend to stick together.
water spills easily.
water tends to be see-through.
water tends to push up into a dome over a container before it finally spills.
