Periodic Table Test 1 Review

The modern periodic table is ordered by which number?

• Atomic Number

• Atomic Mass

What is the symbol for Silicon?

• 14

• 28.086

• Si

What is the atomic number for Silicon?

• 14

• 28.086

• Si

Tags

NGSS.MS-PS1-1

What is the atomic mass for Silicon?

• 14

• 28.086

• Si

Tags

NGSS.MS-PS1-1

What is the name of the element in the square?

• 14

• 28.086

• Si

• Silicon

Tags

NGSS.MS-PS1-1

What does the highlighted portion of the periodic table show?

• groups

• Periods

What is the highlighted portion of the periodic table showing?

• groups

• periods

How many periods does the periodic table have?

• 7

• 9

• 18

How many groups are on the periodic table?

• 9

• 10

• 18

Which statements are true for elements in a row or period of the periodic table? (There are two correct answers.)

• The elements have similar properties.

• The elements have the same number of electron shells

• The elements have properties that change in a pattern.

• The elements have the same number of valence electrons.