Chemistry II - Atoms and Ions + Nuclear Decay
Authored by Edward Bonner
Science
10th Grade
NGSS covered
Used 6+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An isotope with an unstable nuclei is called
an isotopic nuclei
a covalent nuclei
a radioisotope
a radionucleus
Tags
NGSS.HS-PS1-8
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Select the right answers.
The strong nuclear force is
repulsive
attractive
short range
long range
medium range
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Electrostatic repulsion is _______ and repel sub-particles that are the ________
strong
weak
same
different
electrons
Tags
NGSS.HS-PS3-5
NGSS.HS-PS2-4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The time required for a number of atoms to decrease to half its number through decay is called
full life
0.5 life
half life
half decay
Tags
NGSS.HS-PS1-8
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
What are the two forces within an atom's nucleus?
weak nuclear force
strong nuclear force
electrostatic attraction
electrostatic repulsion
electronic repulsion
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An atom becomes charged when it loses or gains an electron. This is called
nuclear decay
anion
ionisation
de-ionisation
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Select the right answers.
When an atom loses an electron, it becomes ________ charged and is called a ________
positively
negatively
anion
cation
ionisation
Tags
NGSS.HS-PS1-1
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