Duplicate of Physical & Chemical Properties of Matter Mrs E

Question 1

Does the following represent a chemical or physical change?

Accepted Answer

Chemical

Question 2

Which element would be an insulator

Accepted Answer

sulfur

Question 3

Look at the image, what is the substance in the funnel called?

Accepted Answer

Residue

Question 4

Does the following represent a chemical or physical change?

Accepted Answer

Physical

Question 5

Identify what’s happening in the picture below as a chemical or physical change.

Accepted Answer

Physical

Question 6

In a sea water solution, what is the water called?

Accepted Answer

Solvent

Question 7

You are asked to reclaim the salt from sea water. Which process would you use?

Accepted Answer

Evaporation

Question 8

What could you use the apparatus in the picture to separate?

Accepted Answer

Sand and water

Question 9

What are the physical properties used to classify metals, nonmetals, and metalloids?

Accepted Answer

luster, conductivity, and malleability

Question 10

Is NaCl an element or a compound?

Accepted Answer

pure compound

Question 11

Which process is occurring in this picture?

Accepted Answer

Distillation

Question 12

Based upon the properties in the image, what can you conclude about each group?

Accepted Answer

A - nonmetals, B - metalloids, C - metals

Question 13

When iron is exposed to water vapor and air, it rusts. This is an example of a ________ change.

Accepted Answer

Chemical

Question 14

Properties that describe how a substance looks, feels, state of matter, etc. are?

Accepted Answer

Physical properties

Question 15

Which type of change is most often easily reversed?

Accepted Answer

Physical

Question 16

Which word describes a fizzy drink?

Accepted Answer

Mixture

Question 17

Identify what’s happening in the picture below as a chemical or physical change.

Accepted Answer

Chemical

Question 18

What type of substance is Potassium (K)?

Accepted Answer

Element

Question 19

How does filtration work?

Accepted Answer

Holes in the paper only allow the smaller particles through.

Question 20

You have a mixture of flour and rice. How could you separate this mixture?

Accepted Answer

Sieve/Sifting

Question 21

A student is trying to determine if an element is a metal or nonmetal. Which two things should she do?

Accepted Answer

Measure the element's electrical and thermal conductivity, Test if it is malleable

Question 22

If I wanted to grow large copper sulfate crystals, which is the best method?

Accepted Answer

Evaporate the water slowly from a copper sulfate solution

Question 23

What does a chemical change result in?

Accepted Answer

A change in the way atoms are bonded to each other.

Question 24

Out of these substances, how many are elements? NaOH, N2, H2, Cu, H2O

Accepted Answer

3

Question 25

What would be a good element to make an electrical wire out of?

Accepted Answer

Silver because it is a metal and conducts electricity well.

Question 26

Which is a characteristic of compounds?

Accepted Answer

Compounds are made up of at least two types of atoms.

Question 27

In distillation, what is the apparatus called that cools the water vapour back into water?

Accepted Answer

Condenser

Question 28

Which one of these is a compound?

Accepted Answer

Distilled water

Question 29

The following are characteristics of carbon dioxide. Which characteristic makes it a compound?

Accepted Answer

made up atoms of two or more different elements chemically bound

Question 30

Sulfur (S) is a non-metal. Based on this, what do you know about Sulfur?

Accepted Answer

It is a poor conductor of electricity.

Question 31

Drying wet hair is an example of a _________ change.

Accepted Answer

Physical

Question 32

A statue damaged by acid rain is a chemical change.

Accepted Answer

True

Question 33

What type of change is happening in the image below?

Accepted Answer

Both

Question 34

What would be the best way to determine an element's luster?

Accepted Answer

shine light on it

Question 35

Which of the following is an example of a physical change?

Accepted Answer

A glass falling and shattering on the floor

Question 36

Which of the following would you use this apparatus to separate?

Accepted Answer

alcohol and water

Question 37

Properties that describe how a substance reacts with other substances are called?

Accepted Answer

Chemical properties

Question 38

A baby gaining weight is an example of a _________ change.

Accepted Answer

Physical

Question 39

Does the following represent a chemical or physical change?

Accepted Answer

Physical

Question 40

Identify what’s happening in the picture below as a chemical or physical change.

Accepted Answer

Physical

Question 41

How would you separate oil and water?

Accepted Answer

Separating funnel

Question 42

What is the process used to produce the image in the picture?

Accepted Answer

Chromatography

Question 43

Where on the Periodic Table are the metalloids found?

Accepted Answer

between the metals and nonmetals

Question 44

Why is the below picture an example of a physical change?

Accepted Answer

The materials making up the pencil did not change.

Question 45

Does the following represent a chemical or physical change?

Accepted Answer

Chemical

Question 46

Which of these is not a physical property used to classify metals, non-metals, & metalloids?

Accepted Answer

reactivity

Duplicate of Physical & Chemical Properties of Matter Mrs E

Questions 46

Duplicate of Physical & Chemical Properties of Matter Mrs E

Questions 46