What does an element's atomic number represent?

the number of protons in an element

What is the Periodic Table?

a chart listing all the elements scientists have discovered

What can you find on the Periodic Table?

all the elements that have been discovered

What do the colors on the Periodic Table show?

if an element is a solid, a liquid, or a gas at room temperature

How is the Periodic Table helpful to scientists?

it helps them find information quickly

Which of the following is a characteristic of a metal?

it conducts heat and electricity

What does a subscript tell you?

the number of atoms of a particular element found in a compound

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STUDY JAMS ELEMENTS & COMPOUNDS

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Scholastic Study Jams questions based upon Periodic Table and Elements & Compounds videos.

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Questions 14

Answers

1
What does an element's atomic number represent?
the number of atoms in a compound
an element's state at room temperature
the number of protons in an element
how metallic an element is
2
A compound of 2 atoms of aluminum (Al) and 3 atoms of oxygen (O) is:
2Al 3O
3A 2O
Al3O2
Al2O3
3
What is the Periodic Table?
a chart listing all the elements scientists have discovered
a chart listing what time periods elements were discovered
a chart listing all the compounds found in the world
a chart listing all the molecules that exist in the universe
4
What can you find on the Periodic Table?
all the compounds that exist in the universe
all the elements that have been discovered
the number of hydrogen atoms found in a water molecule
the chemical formula for salt
5
Which of the following cannot be broken down into something smaller?
a chemical formula
a mixture
an element
a compound
6
How may elements are found on the Periodic Table?
100
2,000
116
75
7
What do the colors on the Periodic Table show?
if an element is a solid, a liquid, or a gas at room temperature
the metallic properties of the element
the types of compounds the element can make
which element it is
8
When scientists see the letters "Au," they know it means "gold." What is Au?
the color
the atomic number
the element's section
the element symbol
9
Why isn't water found on the Periodic Table?
because it is a liquid at room temperature
because it is a compound
because it is not made up of elements
because it doesn't have any protons
10
How is the Periodic Table helpful to scientists?
it helps them find information quickly
it allows them to see how many electrons are in a compound
it shows what newly-discovered elements will be named
it shows all the compounds that elements can create
11
What needs to occur in order for elements to form a compound?
an electric reaction
an atomic reaction
an elemental reaction
a chemical reaction
12
Which of these is most like a recipe?
an element
a periodic table
a chemical formula
an electron formula
13
Which of the following is a characteristic of a metal?
it doesn't have an atomic number
it is a liquid at room temperature
it cannot be melted down
it conducts heat and electricity
14
What does a subscript tell you?
the number of atoms of a particular element found in a compound
the number of electrons in a compound
the number of elements on the Periodic Table
the number an element is on the Periodic Table

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