What is the chemical formula for Baking Soda?
Unit 5: Periodic Table - 7th Grade 2024

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Science
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
NaHCO₃ (1 sodium, 1 hydrogen, 1 carbon, 3 oxygen)
2.
FLASHCARD QUESTION
Front
How many different ELEMENTS are in H₂O?
Back
2 (Hydrogen and Oxygen)
3.
FLASHCARD QUESTION
Front
What is the chemical symbol for Silicon?
Back
Si
4.
FLASHCARD QUESTION
Front
How many sodium (Na) atoms are in 6Na₂Cl?
Back
12
5.
FLASHCARD QUESTION
Front
What is a compound molecule?
Back
A molecule made up of two or more different elements chemically bonded together.
6.
FLASHCARD QUESTION
Front
What is the difference between an element and a compound?
Back
An element is a pure substance made of only one type of atom, while a compound is made of two or more different types of atoms chemically bonded.
7.
FLASHCARD QUESTION
Front
What does the periodic table represent?
Back
A tabular arrangement of chemical elements, organized by their atomic number, electron configuration, and recurring chemical properties.
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