Chemistry Unit 1 Quiz

Match the following

• Alkaline Earth Metals

• Groups 3-12

• Transition metals

• Group 18

• Noble Gases

• Group 2

• Alkali Metals

• Group 1

• Halogens

• Group 17

Tags

NGSS.MS-LS4-4

Match the following

• 2 or more substances that are NOT chemically combined

• Molecules

• at least 2 atoms combined together

• Elements

• At least 2 DIFFERENT atoms combined together

• Compounds

• Contain only one type of atom

• Mixture

Match the following

• neutrons

• located in the nucleus; have no charge

• electrons

• Located outside of the nucleus; have a negative charge; and a mass of 1/2000th of an amu

• Protons

• Located in the nucleus; have a positive charge; and a mass of 1 amu

Uranium has an atomic number of 92 and an atomic mass of 238. What is the number of neutrons in Uranium?

Elements with similar qualities are located in the same

elements are placed in the periodic table based on the number of

• neutrons

• electrons

• protons

• protons + neutrons

The number of atoms of each element must be equal on both sides of a reaction.

• True

• False

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

which of the following is not an example of a chemical change?

• Burning wood

• sawing wood

• baking a cake

• digesting food

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

which of the following is not an example of a physical change?

• Mixing and pouring concrete

• Melting ice

• burning wood

• tearing paper

Tags

NGSS.MS-PS1-2

Match the following

• The specific names for the group of elements within a vertical column on the periodic table

• Groups

• vertical columns on the periodic table

• Families

• Horizontal rows on the periodic table

• Periods