Table of Contents
- 1 How can you make sure different from a compound?
- 2 How do the properties of a compound compare?
- 3 How does an element differ from a compound How are they similar?
- 4 Why do different compounds have different properties?
- 5 How can you predict when atoms will combine to form a molecule?
- 6 How does an element similar from a compound?
How can you make sure different from a compound?
Elements all have the same number of protons in their nuclei and can’t be broken down. Compounds are two or more elements bonded together such as table salt (NaCl). Mixtures happen when two or more things are combined together but don’t chemically bond, such as salt water or anything you mix in your blender.
Does a compound have the same properties?
Compounds have NEITHER the same chemical properties NOR the same physical properties as their constituent elements.
How do the properties of a compound compare?
Overview. A compound is a unique substance that forms when two or more elements combine chemically. A compound always has the same elements in the same proportions. The properties of compounds are different from the properties of the elements that form them sometimes very different.
Does a compound have new properties?
As you may have already learned, every element has its own unique set of physical and chemical properties, which enable us to tell them apart. The same can be said for compounds. When elements join together, they create a compound that has new and different properties than those of the individual elements.
How does an element differ from a compound How are they similar?
A compound contains atoms of different elements chemically combined together in a fixed ratio. An element is a pure chemical substance made of same type of atom. Elements that compose the compound are chemically combined. Elements contain only one type of atom.
How is a compound different from an element?
An element is a substance that cannot be chemically decomposed into simpler substances. An atom is the smallest particle of an element that can take part in chemical reactions. A compound is a substance formed from two or more elements chemically joined (bonded) together.
Why do different compounds have different properties?
The properties of compounds are different from the properties of the elements that form them—sometimes very different. That’s because elements in a compound combine and become an entirely different substance with its own unique properties. Do you put salt on your food? Table salt is the compound sodium chloride.
Do compounds have compositions that vary?
An element has a fixed composition because it contains only one type of atom. A compound always contains two or more elements in a fixed proportion. The properties of a mixture can vary because the composition of the mixture is not fixed.
How can you predict when atoms will combine to form a molecule?
Molecules can be made of atoms of the same element (an element) or they can be made from two or more atoms of different elements. The periodic table can be used to predict how atoms will combine into molecules.
Can compounds have different properties than their elements have?
A compound is a pure substance whose smallest unit is made up of atoms of two or more elements joined by chemical bonds. Compounds have different properties than the individual elements that make up the compound. Compounds can only be separated by chemical means.