Periodic Table of Elements

What is a chemical symbol?

• A one or two letter abbreviation used to represent an element.

• A type of chemical reaction.

• A symbol used to denote a chemical bond.

• A representation of a chemical compound.

What is a non-metal?

• An element that lacks the characteristics of metals and is usually poor in conductivity.

• A type of metal that is highly conductive.

• A substance that is always solid at room temperature.

• An element that is malleable and ductile.

What are periods in the periodic table?

• Vertical columns in the periodic table that group elements with similar properties.

• Horizontal rows in the periodic table that indicate the number of electron shells in the elements.

• The total number of protons in an atom's nucleus.

• The elements that are gases at room temperature.

What is the chemical symbol for Lithium?

• Li

• L

• Lt

• Li+1

What are groups in the periodic table?

• Horizontal rows in the periodic table that contain elements with different properties.

• Vertical columns in the periodic table that contain elements with similar chemical properties.

• Randomly arranged sections in the periodic table that have no specific order.

• The total number of elements in the periodic table.

What is the atomic number?

• The number of neutrons in an atom.

• The number of protons in the nucleus of an atom.

• The total number of electrons in an atom.

• The mass of an atom measured in atomic mass units.

What is an element?

• An element is a substance that cannot be broken down into simpler substances.

• An element is a type of compound made of two or more substances.

• An element is a mixture of different substances.

• An element is a substance that can be created artificially.

What is a metalloid?

• An element that has properties of both metals and non-metals.

• An element that is a good conductor of electricity.

• An element that is a poor conductor of heat.

• An element that is always a gas at room temperature.

Is Iron (Fe) an element or a compound?

• Iron (Fe) is a compound.

• Iron (Fe) is a mixture.

• Iron (Fe) is an element.

• Iron (Fe) is a solution.

What does the number at the top of an element box represent?

• The atomic mass

• The atomic number

• The number of protons

• The number of neutrons