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Elements a compound contains and the exact number of the atoms of each element in a unit of that compound is called what?
Wiki User
∙ 14y ago
That is called a formula.
Wiki User
∙ 14y ago
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Why is radium called an element and not a chemical compound?
Radium is a chemical element; a compound has a minimum of two chemical elements.
What is a material that contains three elements joined in a fixed proportion?
If a material contains three elements joined in a fixed proportion, then it is a compound. It can only be separated by a chemical reaction.
When two or more elements combine chemically it is called?
a chemical reaction or an element
A given compound can be decomposed into two substances What are these substances?
in a decomposition reaction a chemical breakes down into the elements in the compound e.g: compound = element + element
Do each element contains at least two atoms?
Every element in the periodic table contains at least two atoms joined up except for Hydrogen (H).
Is hydrogen sulfide an element or a compound?
H2SO4 is a compound called sulphuric acid. An element is made up of one element, a compound is made up of different elements stuck together. A mixture is elements and or compounds together but not bonded.
Why is radium called an element and not a chemical compound?
Radium is a chemical element; a compound has a minimum of two chemical elements.
Is Cr(NH3)6(NO3)3 is an element or compound?
Compound????
Is MgO a ionic compound?
No. MgO is a compound called magnesium oxide. It is composed of two elements: magnesium and oxygen.Hint: if the chemical formula contains more than one capital latter than the substance is not an element.
What is a material that contains three elements joined in a fixed proportion?
If a material contains three elements joined in a fixed proportion, then it is a compound. It can only be separated by a chemical reaction.
Why Elements are aleways combined in a compound with another element why does this occur?
That's because of the way "compound" is defined. If atoms of an element combine with other atoms of the SAME element, then it's not called a "compound".
What is the process called when a compound is made directly from the element in it?
Its called a compound. When 2 elements come together they will sometimes be able to form a compound. a compound is 2 elements formed together to make 1 single substance.
Is the element He a compound?
NO!!!! He (Helium) is monatomic gas, that is it exists as single atoms, and does NOT combine with any other substance to form a compound. 'He' is the most inert element of all. It alsao has the lowest condensing point 4K4 (-269 oC) and freezing point at 2K (-271oC).
Is caco3 an element or compounds?
This compound is called calcium carbonate It contains calcium, carbon, and oxygen, all of which are different types of elements. It is a compound because it contains more than one type element* * An element is a substance with only contains one type of substance e.g. oxygen, sodium. Generally if it is on the periodic table it is an element.
What is the name of the element MgI2?
MgI2 is not an element, it is a compound of the two elements magnesium, and iodine.It is called magnesium iodide.
Is thallium a element or a compound?
element. But most elements can also be compounds. For example, oxygen is the name of an element, but two oxygens bonded together are also called oxygen, and are a compound.
When two or more elements combine chemically it is called?
a chemical reaction or an element
