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Atoms, Elements, and the Periodic Table Flashcards | StudBud
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Atoms, Elements, and the Periodic Table
Atoms, Elements, and the Periodic Table
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A #chemistry quiz to test #yearnine knowledge
Flashcards
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Questions
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Answers
1
When a halogen ionizes, it __________ (an) electron/s and gains a ___________ charge
loses, negative
gains, positive
gains, negative
loses, positive
2
Protons are/have
Positively charged and found in shells outside the nucleus
Neutrally charged and found in shells outside the nucleus
Positively charged and found in the nucleus
no charge and found in the nucleus
3
When a metal ionizes, it __________ (an) electron/s and gains a ___________ charge
gains, negative
gains, positive
loses, positive
gains, negative
4
Noble gases are considered stable because..
The number of neutrons always equals the number of protons
They have a full valence
They have enough electrons
They see a therapist weekly
5
An oxygen ion has a charge of _______ because it ________________
+2, lost two electrons
-2, gained two electrons
-2, gained two electrons
+2 lost two electrons
6
An ion is..
An element with equal numbers of electrons and protons
An element with equal numbers of protons and neutrons
An element with unequal numbers of protons and neutrons
An element with unequal numbers of protons and electrons
7
You can find the number of neutrons in an element by..
Adding the number of electrons to atomic mass
Subtracting the number of protons from the atomic number
Subtracting the number of protons from the atomic mass
Adding the number protons to the atomic mass
8
Regarding the periodic table, the group number lets you know..
How many electron shells the element has
How many protons the element has
How many valence electrons the element has
How many neutrons the element has
9
Electrons are...
Big, negatively charged, and found outside the nucleus
Tiny, negatively charged, and found outside of the nucleus
Small, negatively charged, and found in the nucleus
Big, no charge, and found in shells outside the nucleus
10
Alkali metals and Halogens are extremely reactive because
They have more protons than neutrons
They are SO close to have a full valence
They have more neutrons than protons
They are very sensitive and can't take a joke
11
The atomic number of an element is the same as..
The number of electrons
Two of the above
The number of neutrons
The number of protons
12
Regarding the periodic table, the period lets you know..
How many neutrons the element has
How many electron shells the element has
How many protons the element has
How many valence electrons the element has
13
If an iron atom has a charge of +3, what happened?
It lost three electrons
It gained three protons
It gained three electrons
Science
