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Duplicate of Atoms, Ions, and Molecules Flashcards | StudBud
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Duplicate of Atoms, Ions, and Molecules
Duplicate of Atoms, Ions, and Molecules
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Biology Quiz on basics of Chemistry (Section 2.1)
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Questions
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Answers
1
Which phrase best describes atoms?
single-celled organism
parts of a nucleus
smallest basic units of matter
positively charged particles
2
Which particle determines the properties of an element?
quarks
protons
neutrons
electrons
3
What is the nucleus of an atom made up of?
neutrons and electrons only
neutrons only
neutrons and protons only
protons only
4
Which of the following cannot be broken down by ordinary chemical means?
molecule
bond
compound
element
5
What is the negatively charged particle found in an atom called?
prions
electrons
neutrons
protons
6
What is a compound?
separate atoms of multiple elements in varying ratios
atoms of different elements bonded in certain ratios
two atoms of a single element bonded together
a molecule of two oxygen atoms
7
What is an example of an element?
Kryptonium
Neon
Gold
Steel
8
What distinguishes one element from another?
The number of electrons.
The number of neutrons.
The number of protons.
The shape.
9
The smallest basic unit of matter is the
cell.
atom.
molecule.
compound.
10
How does an ion become negatively charged?
It gains electrons.
It loses electrons.
