Final Exam 2019 Study Guide Review

This element is a poor conductor of heat and electric current

• Sodium

• Gold

• Sulfur

• Copper

Warheads taste sour because they are an

• Candy

• Acid

• Base

• Clear

Where is the nucleus of the atom?

• in a bond

• in the center

• in a cloud

• inside the cytoplasm of the cell

What is the particle with no charge called?

• proton

• neutron

• electron

• nucleus

This element conducts heat and electricity

• nitrogen

• phosphorus

• silver

• hydrogen

Tags

NGSS.MS-PS3-3

How many valence electrons are in boron?

• 3

• 4

• 5

• 6

What can the group numbers on the periodic table help you determine?

• number of protons

• number of valence electrons

• number of neutrons

• none of the above

Most metals are

• malleable

• don't conduct current

• dull

• all of the above

Which of the following would be classified as a "strong acid"?

• Milk -pH 6.5

• Orange Juice -pH 5.4

• Vinegar -pH 2.3

• Battery Acids -pH 0.53

Vertical columns on the periodic table are

• rows

• groups

• periods

• all of the above