Unit 1 Test review: Nature of Matter & Properties of water
Authored by Shoba Jain
Biology
9th Grade
NGSS covered
Used 26+ times
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42 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the nucleus of an atom?
An atom that has gained or lost electrons
Small, dense region consisting of protons and neutrons at the center of an atom
Atoms with the same number of protons but different numbers of neutrons
Bond formed when atoms share electrons
Tags
NGSS.HS-PS1-8
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following describes an ionic bond?
Bond formed when atoms share electrons
Formed when one atom donates an electron to another atom
An atom that has lost electrons and becomes positively charged
The small, dense region consisting of protons and neutrons at the center of an atom
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an isotope?
Atoms with the same number of protons but different numbers of neutrons
An atom that has gained electrons and becomes negatively charged
Bond formed when atoms share electrons
Formed when one atom donates an electron to another atom
Tags
NGSS.HS-PS1-8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which definition matches a covalent bond?
Bond formed when atoms share electrons
An atom that has lost electrons and becomes positively charged
Formed when one atom donates an electron to another atom
Atoms with the same number of protons but different numbers of neutrons
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an ion?
Atom that has gained or lost electrons
An atom that has lost electrons and becomes positively charged
Atoms with the same number of protons but different numbers of neutrons
Bond formed when atoms share electrons
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following describes a cation?
Atom that has gained electrons and becomes negatively charged
Atom that has lost electrons and becomes positively charged
Bond formed when atoms share electrons
Formed when one atom donates an electron to another atom
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an anion?
Atom that has lost electrons and becomes positively charged
Atom that has gained electrons and becomes negatively charged
Atoms with the same number of protons but different numbers of neutrons
The small, dense region consisting of protons and neutrons at the center of an atom
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