Cheney 1 Question Preview (ID: 27358)
Elements.
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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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