Science Matter Ch 5 Test

Is this your test? Login to manage it. If not, you can create an exam just like it.

1.
1 point
Dmitri Medneleev organized the elements according to ___________.
2.
1 point
Medneleev noticed that after arranging the elements that similar physical and chemical properties could be observed every __________ element.
3.
1 point
Mosley rearranged the elements in Mendeleev's periodic table in terms of ______________.
4.
1 point
Most elements are ____________ and are found to the left of the zigzag line on the periodic table.
5.
1 point
What is the smallest component that makes up an element?
6.
1 point
Why do elements in a family or group have similar properties?
7.
1 point
Elements in the same vertical column in the periodic table belong to the same ____________.
8.
1 point
Elements in the same horizontal row in the periodic table belong to the same _______________.
9.
1 point
All substances need the element _____________ to burn
10.
1 point
The unreactive elements; they have 8 electrons in their outer level
11.
1 point
The most reactive of the metals; are soft enough to be cut with a knife
12.
1 point
the elements in Group 17 of the periodic table; they are very reactive nonmetals, their atoms have 7 electrons in their outer level
13.
1 point
the elements in group 2 of the periodic table; they are reactive but less than others, they have 2 electrons in their outer layer