Chemical Formulas
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
+1
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the total number of atoms in H₂SO₄?
Back
7
Tags
NGSS.MS-PS1-1
2.
FLASHCARD QUESTION
Front
How should a chemical symbol with two letters be written?
Back
Au
3.
FLASHCARD QUESTION
Front
What does a subscript indicate in a chemical formula?
Back
The number of atoms of that element.
Tags
NGSS.MS-PS1-1
4.
FLASHCARD QUESTION
Front
Which of the following is NOT evidence of a chemical reaction: color change, gas production, melting to make a liquid, or temperature change?
Back
Melts to make a liquid
Tags
NGSS.MS-PS1-2
5.
FLASHCARD QUESTION
Front
How many different elements are present in H₂COCH₂?
Back
3
Tags
NGSS.MS-PS1-1
6.
FLASHCARD QUESTION
Front
What is the chemical formula for water?
Back
H₂O
Tags
NGSS.MS-PS1-1
7.
FLASHCARD QUESTION
Front
What is the chemical symbol for gold?
Back
Au
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