Modern Chemistry: Ch. 1 Review

Which of the following is an extensive property of matter?

A(n) _____ is an element that has some characteristics of metals and some characteristics of nonmetals

The two properties that all matter has in common are _ & _.

carbon + oxygen → carbon dioxide Identify the products and reactants

The state of matter in which a material has a definite volume and a definite shape is a…

Energy can be absorbed or released in a change, it is not destroyed or created.What law is this?

Homogeneous mixtures. Odd one out.

I am looking to find a safer chemical for an industrial process . . .

Which of the following changes is a physical change of matter?

In the periodic table, elements in the vertical columns together form a(n)

Heterogeneous mixtures:

The branch of chemistry called analytical chemistry most likely would be used in determining

property that would be most helpful in determining whether a substance is a metal or a nonmetal

The smallest unit of a compound that retains the properties of that compound is

Which of the following is an intensive property of matter?

A scientist is working to improve a product that uses fiber optics. This is an example of

what is a pure substances?

Classify the following as either a physical or chemical change.

Which of the following is an example of a heterogeneous mixture?

The substances that are formed by a chemical change are called the

Classify the following as either a Chemical Change or a Physical Change.....Burning Coal

What is a pure substances made up of one type of atom?

The horizontal rows of the periodic table are called

Classify the following change as either a chemical change or a physical change: a cake baking

Research that is carried out for the sake of increasing knowledge

When atoms of two or more elements are chemically bonded, the substance formed is a(n)

A homogeneous mixture is one that

A blend of two or more kinds of matter, each of which retains its own identity and properties.

A scientist is working with mathematical and computer models to learn about the principles.

If a material is tested and every sample has exactly the same properties and the same composition it is a(n)

If testing shows an element is a poor conductor of electricity, it is probably a(n)

Homogeneous mixtures...

Homogeneous mixtures are also called

Which of the following changes is a chemical change of matter?

Classify the following as either a physical or chemical change.

Something that contains more than one substance, and can be physically separated is called a(n)

Classify the following as either a physical or chemical change.

What is the difference between a mixture and a compound?

Classify the following as either a Chemical Change or a Physical Change: Melting ice

In general, which properties are common to elements within a single group on the periodic table?

Heterogeneous mixtures

A mixture that has the same proportion of components throughout is considered to be

Classify the following as either a Physical or Chemical change: When salt is mixed into water.

Noble gases are generally

Why are mixtures and pure substances different?

How are mixtures and pure substances different?

Classify the following change as either a chemical change or a physical change: a paper ripping

Which is an example of a nonmetal?

What is a mixture?

Classify the following as either a physical or chemical change.

Which state of matter is composed of atoms that have lost many of their electrons?

An element near argon in the periodic table would probably be

A scientist is working in the lab, with compounds containing carbon. She is most likely working

The smallest unit of an element that has the properties of that element is a(n)

Which of the following is a pure substance?

One way to separate the different kinds of matter in a mixture is through

Elements are arranged in the periodic table according to their

_______ are elements that are good conductors of electricity.

Which statement best describes an element?

_ research is carried out for the sake of increasing knowledge.