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What are formed when two or more elements chemically combine?
Compound is formed by the chemical combination of two or more substances.
What is formed when two or more substances come together but don't combine to from a new substances?
Mixture
Formed when two or more substances come together but dont combine to form a new substance?
cousao atoms
What is formed when two substances combine and form a new substances combine and form a new substance which cannot return to their original form?
a chemical reaction
What are two or more substances placed together but do not combine?
These substances form a mixture.
reactivity?
The ability of two or more substances to combine to form other substances.
What is the ability of two or more substances to combine and form one or more new substances?
Reactivity
When two or more substances chemically combine it is called?
a compound
A synthesis reaction is a reaction between two compounds in which?
A synthesis reaction forms a new compound from two other separate substances. The new compound is chemically distinct from the substances it was formed from.
How mixture and substance are similar?
Mixtures are formed from substances (compounds).
Which two of the three groups of matter can also be classified as substances?
The two groups of matter that can be classified as substances are elements and compounds. Elements are pure substances consisting of only one type of atom, while compounds are substances formed when two or more elements chemically combine in fixed proportions. Mixtures, on the other hand, consist of two or more substances that are physically combined and can vary in composition.
What is a chemical in which two or more substances combine to make a more complex compound?
Synthesis.
