Intro to Elements

Multiple Choice

What defines an element?

• A substance made of different types of atoms

• A mixture of compounds

• A pure substance made of one type of atom

• A molecule with no atoms

Multiple Choice

Why are elements considered the building blocks of matter?

• They are made of multiple substances

• They can be broken down into compounds

• They cannot be broken into simpler substances

• They have the highest atomic numbers

Multiple Choice

Which of the following is a typical property of metals?

• Poor conductor of heat

• Gaseous at room temperature

• Forms solid lattices

• Does not react with oxygen

Multiple Choice

Which of these is a diatomic gas?

• Helium (He)

• Neon (Ne)

• Oxygen (O₂)

• Argon (Ar)

Multiple Choice

What are the horizontal rows in the periodic table called?

• Groups

• Families

• Periods

• Lattice

Multiple Choice

What is the chemical symbol for Gold?

• Gd

• Go

• Au

• Gl

Multiple Choice

Which of the following is not a metal?

• Iron

• Copper

• Oxygen

• Aluminium

Multiple Choice

What do all elements in the same group on the periodic table have in common?

• Same atomic mass

• Same number of protons

• Similar properties

• Same color

Multiple Choice

Which statement is true about diatomic gases?

• They exist as single atoms

• They are always metals

• They consist of two atoms bonded together

• They cannot be found on Earth