Hunting the Elements

Which is NOT a physical or chemical property of gold?

• doesn't oxidize (rust)

• conducts electricity

• breaks easily (brittle)

• shines or reflects light

Tags

NGSS.MS-PS1-2

About 75% of the known elements are metal (metallic).

• True

• False

Which of the following elements is NOT in the noble gas group?

• Neon (N)

• Argon (Ar)

• Oxygen (O)

• Krypton (Kr)

• Rayon (Rn)

What are two important physical properties of copper?

• conduct electricity very good

• malleable (easily bendable)

• brittle (breaks easily

• doesn't conduct electricity very good

Metals DO NOT conduct electricity and heat easily because of how the atoms bond to each other allowing electrons to move easily between the atoms.

• True

• False

Tags

NGSS.MS-PS2-3

The neutrons in the nucleus determines what kind of atom an element is.

• True, both do

• False, protons only

• False, electrons only

• False, neutrons only

Tags

NGSS.MS-PS1-1

What side of the periodic table would you find the non-metal elements?

• left side

• center

• top right side

• mixed all over the periodic table

Who developed the first periodic table?

• Mendelev

• Einstein

• Newton

• Galileo

Which subatomic particle is responsible for how elements react with other elements?

• neutrons

• protons

• electrons

• protons and neutrons

Tags

NGSS.MS-PS1-1

What elements are we (living things) mostly made from?

• Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, Sulfur

• Calcium, Helium, Nickel, Oxygen, Potassium, Silica

• Hydrogen, Gold, Aluminum, Iron, Neon

Tags

NGSS.MS-PS1-1