Ele

A substance (an element, compound, or alloy) that is typically hard, opaque, shiny, and has good electrical and thermal conductivity

• METALS

• METALLOID

• NON-METALS

Tags

NGSS.MS-PS3-3

Oxygen (0₂)

• ELEMENT

• COMPOUND

Tags

NGSS.MS-PS1-1

Nitrogen (N₂)

• ELEMENT

• COMPOUND

Tags

NGSS.MS-PS1-1

Which of the following is a noble gas?

• Helium

• Oxygen

• Nitrogen

• Carbon

What is the chemical symbol for the element with atomic number 8?

• O

• C

• N

• H

Which element is known for its ability to conduct electricity and is commonly used in electrical wiring?

• Copper

• Iron

• Aluminum

• Lead

What is the most abundant element in the Earth's crust?

• Oxygen

• Silicon

• Aluminum

• Iron

Which element is essential for the production of thyroid hormones in the human body?

• Iodine

• Calcium

• Iron

• Zinc

What is the lightest element in the periodic table?

• Hydrogen

• Helium

• Lithium

• Beryllium

Which element is a liquid at room temperature?

• Mercury

• Gold

• Silver

• Copper

Tags

NGSS.MS-PS1-4