UTF-8
255204255
Compounds
A compound is a substance made up of two or more elements chemically combined in a fixed proportions by mass. Some examples of compounds are CO2, H2O, NaCl etc.... A model of Carbon Dioxide (CO2) is given below:-
1
true24
1
true24
1
18
1
1
org.concord.modeler.PageTextBox
400.0
400.0
<html>
<head>
</head>
<body>
<h1>
Properties of Compound
</h1>
<h2>
* A compound can't be separated into its constituents by physical
processes.<br>* The properties of compund are entirely different from
those of its constituents.<br>* Energy is usually given out or absorbed
during the prepration of a compound.<br>* The composition of a compound
is fixed, the constituents are present in fixed proportion by mass.<br>*
A compond has a fixed melting point, boiling point, etc.
</h2>
</body>
</html>
-1
org.concord.modeler.PageMd3dCompund$0.mddCompund$0.xyz400400Line
1
1
org.concord.modeler.PageMultipleChoice
true
4
400
200
<html>
<head>
</head>
<body marginwidth="5" marginheight="5">
The element which is not common between the compounds called baking soda
and soda ash is
</body>
</html>
true
true
Sodium
Hydrogen
Oxygen
Carbon
1
-f0f10