What is the atomic number of an element?
Basic chemistry

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Biology
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The atomic number is the number of protons in the nucleus of an atom, which determines the element's identity.
2.
FLASHCARD QUESTION
Front
How many protons does an oxygen atom have?
Back
An oxygen atom has 8 protons.
3.
FLASHCARD QUESTION
Front
What is the charge of a neutral atom?
Back
A neutral atom has no overall charge, meaning it has an equal number of protons and electrons.
4.
FLASHCARD QUESTION
Front
What is the smallest unit of matter that retains the properties of an element?
Back
An atom is the smallest 'building block' of the elements that make up the universe.
5.
FLASHCARD QUESTION
Front
What is the relationship between protons and electrons in a neutral atom?
Back
In a neutral atom, the number of protons equals the number of electrons.
6.
FLASHCARD QUESTION
Front
What defines an element?
Back
An element is defined by its atomic number, which is the number of protons in its nucleus.
7.
FLASHCARD QUESTION
Front
What is the difference between ionic and covalent bonds?
Back
Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.
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