Counting Atoms

Front

What is the total number of atoms in H₂SO₄?

Back

7

Front

How many Sodium (Na) atoms are in 6NaCl?

Back

6

Front

How many Nitrogen (N) atoms are in (NH₄)₂CrO₄?

Back

2

Front

How many different elements are in C₆H₁₂O₆?

Back

3

Front

How many Carbon (C) atoms are in 2Na₂CO₃?

Back

2

Front

What does the subscript in a chemical formula represent?

Back

The number of atoms of the element in the molecule.

Front

What is the formula for calculating the total number of atoms in a compound?

Back

Add the number of atoms of each element, multiplied by their respective coefficients.

Front

What is a coefficient in a chemical formula?

Back

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

Front

How many atoms are in one molecule of water (H₂O)?

Back

3 (2 Hydrogen + 1 Oxygen)

Front

What is the significance of the chemical formula C₆H₁₂O₆?

Back

It represents glucose, a simple sugar with 6 Carbon, 12 Hydrogen, and 6 Oxygen atoms.