Counting Atoms Flashcard

Front

How many Hydrogen atoms are in 4H₂O?

Back

8

Tags

NGSS.MS-PS1-1

Front

How many atoms are there TOTAL in H₂SO₄?

Back

7

Tags

NGSS.MS-PS1-1

Front

How many Oxygen atoms are in H₂O?

Back

1

Tags

NGSS.MS-PS1-1

Front

Is O₂ an element or a compound?

Back

Element

Tags

NGSS.MS-PS1-1

Front

What do the blue numbers in a chemical formula represent?

Back

Subscripts

Front

What is a coefficient in a chemical equation?

Back

A number placed in front of a chemical formula to indicate how many molecules are present.

Front

What is the chemical formula for water?

Back

H₂O

Tags

NGSS.MS-PS1-1

Front

What is the total number of atoms in CO₂?

Back

3 (1 Carbon and 2 Oxygen)

Tags

NGSS.MS-PS1-1

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of one type of atom, while a compound is made of two or more different types of atoms chemically bonded together.

Front

How many atoms are in NaCl?

Back

2 (1 Sodium and 1 Chlorine)

Tags

NGSS.MS-PS1-1