WorksheetsPeriodic Table & Matter
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Which statement best explains how periods on the periodic table are organized?
a)
increasing atomic number from left to right
b)
increasing number of neutrons from left to right
c)
decreasing number of electrons from left to right
d)
decreasing atomic mass number from left to right
2.
An ice cube is put into a heated pan. What will most likely happen to the molecules in the ice as the ice is heated?
a)
The molecules will begin to move slower.
b)
The molecules will begin to move faster.
c)
The molecules will begin to increase in density.
d)
The molecules will begin to condense in the air.
3.
Which pair of elements has the most similar properties?
a)
Li and B
b)
I and Ca
c)
K and He
d)
N and P
4.
If a chemical reaction such as photosynthesis begins with 6 atoms of carbon (C), how many atoms of carbon (C) should be in the products?
a)
12 atoms of carbon (C)
b)
6 atoms of carbon (C)
c)
3 atoms of carbon (C)
d)
2 atoms of carbon (C)
5.
Which shows one example of a physical change and one example of a chemical change?
a)
boiling water and melting wax
b)
rusting iron and baking a cake
c)
dissolving powder and shredding paper
d)
freezing water and burning coal
6.
How does a balanced chemical equation satisfy the Law of Conservation of Mass?
a)
During a chemical reaction, the total amount of matter stays the same.
b)
During a chemical reaction, matter is destroyed.
c)
During a chemical reaction, one or more new substances are formed.
d)
During a chemical reaction, the total number of atoms increases.
7.
In which group are the most reactive metals located?
a)
Group 1 (IA)
b)
Group 2 (IIA)
c)
Group 17 (VIIA)
d)
Group 18 (VIIIA)
8.
Which two elements are most likely ductile?
a)
C and P
b)
Zn and N
c)
Ag and Au
d)
Si and Ne
9.
Two clear solutions are mixed together in a beaker. Which would most likely indicate a chemical change had occurred?
a)
increase in volume of the liquid in the beaker
b)
change of color of the liquid in the beaker
c)
separation of the two liquids within the beaker
d)
increase in mass of the liquid in the beaker
10.
Which changes when gases condense to form liquids?
a)
physical mass
b)
physical state
c)
chemical reactivity
d)
chemical composition
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