In calcium carbide (CaC2) are 1 atom of Calcium and two of Carbon, so totally three atoms of two elements
Three (for calcium)
There are 17 elements larger than calcium (Ca) on the periodic table in calcium's period.
I count four elements: calcium, hydrogen, phosphorus, and oxygen.
There are 7 atoms: 1 calcium, 2 carbon, and 4 oxygen.
7
Three (for calcium)
There are 17 elements larger than calcium (Ca) on the periodic table in calcium's period.
a compound
There are three calcium (Ca) atoms in the compound Ca(NO3)2.
I count four elements: calcium, hydrogen, phosphorus, and oxygen.
In 3 formula units of Ca(NO3)2, there are a total of 9 calcium (Ca) atoms, 6 nitrogen (N) atoms, and 18 oxygen (O) atoms, giving a total of 33 atoms.
There are 7 atoms: 1 calcium, 2 carbon, and 4 oxygen.
There is 1 Ca atom in calcium hydroxide. The formula is Ca(OH)2
7
For plutonium 239: ca. 74,68.1023 atoms
Calcium nitrate has 9 atoms.
There is 1 Ca atom in calcium hydroxide. The formula is Ca(OH)2