Grade 9 Chemistry Review Activity

Which element has the symbol "Na"?

Gertrude Elion developed drugs for cancer treatment

Which of the following chemists is known for developing the periodic table?

What is the correct definition of mass number?

Protons and neutrons are located in the atom's electron cloud.

Which scientist discovered several chemical elements such as sodium and potassium

All elements in the same group have the same number of electron shells

Which piece of equipment is used to measure the volume of a liquid?

Which branch of chemistry deals with the analysis of materials?

Which of the following is NOT a property of metals?

Which element's atomic symbol is Ca?

All metals are solid at room temperature

Which apparatus is used when pouring liquids and prevent spillage during experiments?

What is the correct chemical formula for Iron (II) Sulphide?

Which type of bonding occurs in metals?

In a covalent bond, electrons are:

What is the chemical formula for Calcium Hydroxide?

What is the correct definition of atomic number?

What is the correct formula for sulfur tertrachloride

Which of the following compounds is formed by ionic bonding?

What property of metals is explained by metallic bonding?

Which of the following is not a main branch of chemistry?

The element symbol for Oxygen is O and the atomic number is 8

Atomic number refers to the number of

Which of the following is not a common use of radioactive isotopes?

What is the correct chemical formula for Sodium Sulphate?

Elements in the same period have the same number of electron shells

An ion has the same number of protons and electrons

Which element symbol represents potassium?

What is the charge of an ion formed when a sodium atom loses one electron?

Which of the following is used to measure temperature?

If an atom has atomic number 12 and a mass number of 25, therefore it has 12 nuetrons

What type of elements typically form ionic bonds?

What is Chemistry?

Which variable is kept constant in an experiment?

Why are metals good conductors of electricity?

The relative mass and charge of a neutron are

Which subatomic particle has a negative charge?

Which of the following substances has covalent bonds?

Humphry Davy developed X-ray Crystallography

What is a radioactive isotope?

A balance is used to measure exact volumes

What is the correct name for NO₂

A hypothesis is best described as:

Which apparatus is best suited for heating a liquid over a flame?

The mass number of an atom is determined by:

What is the correct formula for calcium chloride

What is the correct name for S₃O₅?

What laboratory apparatus is used to measure the mass of substances

Metallic bonding consists of:

What type of elements form covalent bonds?

What is the function of a bunsen burner in the lab?

Group I elements are known as noble gases

What is the correct name for PF₃?

As you move from left to right across Period 3, the elements change from metallic to non-metallic in character

Why do metals have high melting points?

What is the charge of the sulfate ion (SO₄)

John Dalton proposed the atomic theory

The atomic symbol for hydrogen is

What happens to electrons in an ionic bond?