Elements And Compounds Question Preview (ID: 47638)


Elements And Compounds. TEACHERS: click here for quick copy question ID numbers.

Type of matter that's a pure substance and represented by a chemical symbol
a) Compound
b) Element
c) Pure substance
d) Molecule

Which is the best description of an element?
a) Natural substance made of a combination of minerals
b) Pure substance made of one type of atom that cannot be broken down
c) Solid substance with specific chemical composition
d) Pure substance with two or more atoms bonded together

Salt (NaCl) is not found on the Periodic Table of Elements because salt is a(n)
a) Compound
b) Atom
c) Mixture
d) Element

Which of the following is the correct way to write an element Symbol?
a) Ne
b) hG
c) PB
d) br

A substance that contains two or more different elements bonded together is a
a) Compound
b) Mineral
c) Molecule
d) Atom

Why is nitrogen an element but ammonia (NH4) classified as a compound?
a) Ammonia is a liquid
b) Ammonia has two different elements
c) Nitrogen is found in the atmosphere
d) Liquid nitrogen can be used to freeze ice cream

Which of these is the correct way to show the symbol of an element?
a) Br
b) mg
c) mN
d) k

The chemical formula for carbon dioxide is CO2. Carbon dioxide can be classified as a compound because it
a) cannot be broken down into any other substance
b) is the smallest building block of matter
c) is composed of three elements that are not chemically bonded
d) is composed of three elements chemically combined in a set ratio

A pure substance that cannot be separated into simpler substances
a) Element
b) Compound
c)
d)

A substance made of two or more elements that can be chemically separated
a) Element
b) Compound
c)
d)

He
a) Element
b) Compound
c)
d)

H2O
a) Element
b) Compound
c)
d)

Xe
a) Element
b) Compound
c)
d)

NH4
a) Element
b) Compound
c)
d)

O
a) Element
b) Compound
c)
d)

Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 47638 in the upper right hand corner or click here.

TEACHERS / EDUCATORS
Log In
| Sign Up / Register