Chemistry Test Part 1

Which element below has reactivity most similar to SULFUR ?

• OXYGEN

• NITROGEN

• NEON

• LITHIUM

Moving left to right across the periodic table, which BEST describes the sequence of the elements in Period 5 of the Periodic Table?

• highly reactive metals, relatively nonreactive metals, metalloids, reactive nonmetals, nonreactive gases

  
  

• nonreactive gases, nonreactive metals, highly reactive metals, metalloids, reactive nonmetals, reactive gases

• highly reactive gases, relatively nonreactive metals, metalloids, very nonreactive gases, nonreactive nonmetals.

• Nonreactive gases, metalloids, nonreactive metals, highly reactive metals, highly reactive gases

When lithium loses 1 electron, it becomes ___________________________.

• a different element

• A negative ion (anion)

• A positive ion (cation)

• neutral (same number of protons and electrons)

Where do you find all of the mass in an atom?

• Protons and Electrons

• Protons and neutrons in the nucleus

• Protons, neutrons and electrons

• neutrons and electrons

Which element is a poor conductor of electricity?

• aluminum

• iron

• copper

• Sulfur

Por conductor of electricty, brittle, mainly gases,

• non metals

• metals

• metalloids

What is the order of electrons in the shells?

• 8,8,2

• 2,8,8

• 4,4,4

• 8,2,8

Metalloids are ________________.

• Good conductors

• Poor conductors

• semiconductors

This picture shows the particles in a _____________.

• solid

• liquid

• gas

Why would a Sodium ion have a charge of +1?

• they lost a neutron

• they gained a neutron

• they gained a proton

• they lost an electron