What does it mean for an element to be diatomic?
Predicting Products of Chemical Rxns and More!

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Science, Chemistry
•
9th - 10th Grade
•
Hard
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16 questions
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1.
FLASHCARD QUESTION
Front
Back
A diatomic element is one that naturally exists as two atoms bonded together, such as O2 (oxygen) or H2 (hydrogen).
2.
FLASHCARD QUESTION
Front
What is the subscript for a diatomic element when it is written by itself?
Back
2, only when it's written by itself.
3.
FLASHCARD QUESTION
Front
What does the symbol (s) represent in a chemical equation?
Back
It indicates that the compound is a solid.
4.
FLASHCARD QUESTION
Front
What is the balanced equation for the reaction of NaOH and Fe(NO3)3?
Back
3NaNO3 + Fe(OH)3.
5.
FLASHCARD QUESTION
Front
What is the correct balanced equation for the reaction of barium chloride and potassium carbonate?
Back
BaCl2(aq) + K2CO3(aq) → BaCO3(s) + 2KCl(aq).
6.
FLASHCARD QUESTION
Front
What is the product of the reaction between rubidium and oxygen gas?
Back
Rb2O.
7.
FLASHCARD QUESTION
Front
What does the symbol (aq) indicate in a chemical equation?
Back
It indicates that the compound is in an aqueous solution, meaning it is dissolved in water.
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