Cheney 1 Question Preview (ID: 27358)


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

Properties and traits mean the same as -
a) elements
b) ownership of something
c) opposites
d) characteristics

What is the lightest element?
a) Carbon
b) Hydrogen
c) Oxygen
d) Helium

A substance whose molecules contain atoms of different elements.
a) mixture
b) solution
c) compound
d) element

Atoms join together to form -
a) proteins
b) symbols
c) molecules
d) gases

The symbol for carbon.
a) He
b) Ru
c) Th
d) C

The first 1 or 2 letters of an element's name.
a) Its chemical symbol
b) An atomic number
c) The name of an element's protons
d) An element's address

A pure substance made of only one kind of atom.
a) particle
b) compound
c) element
d) atom

The negatively charged particles are the-
a) neutrons
b) protons
c) nucleus
d) electrons

The part of an atom that has no charge.
a) neutrons
b) electrons
c) electrons
d) nucleus

Protons and neutrons are packed in the -
a) rings
b) nucleus
c) molecules
d) electrons

What are the positively charged particles in the nucleus of an atom?
a) neutrons
b) electrons
c) protons
d) nucleus

What is the smallest particle of a substance that has all the properties of the substance?
a) atom
b) compounds
c) mixtures
d) neutrons

The number of protons in an element is known as its
a) number of atoms in its nucleus
b) atomic number
c) number on the chart
d) how many atoms

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