Mixtures, Elements, And Compounds Flashcards
An example of a heterogeneous mixture is
A. Salt water
B. Stainless steel
C. Salad dressing
D. Salt
C. Salad dressing
In a solution the substance being dissolved is called the
A. Solvent
B. Solute
C. Solubility
D. Insoluble
B. Solute
The simplest type of a pure substance is a
A. Compound
B. Alloy
C. Solution
D. Element
D. Element
Something that can be dissolved in water is called ______
Soluble
Pure substances that are made of more than one element are called
A. Alloys
B. Mixtures
C. Compounds
D. Solutions
C. Compounds
Which of the following is not an alloy
A. Zink
B. Stainless steel
C. Gold jewelry
D. Brass
A. Zink
Which of the following is not a compound
A. H2SO
B. CO2
C. H2O
D. H2
D. H2
Matter is classified according to its makeup as ______, _______, _______, or ________
Mixtures solutions elements compounds
Alloys are metal solutions in which solids are ______ in solids
Dissolved
A mixture is composed of two or more substances ______ together but not chemically combined
Mixed
The substances in a mixture can be present in any ______
Amount
The substances in a mixture can be _________ by simple physical means
Separated
A mixture that does not appear to be the same throughout is a ___________ mixture
Heterogeneous
The particles in a colloid, a type of ________ mixture , are not dissolved
Homogeneous
A mixture that appears to be the same throughout is a _________ mixture
Homogeneous
The amount of a solute that can completely dissolved in a given solvent at a specific temperature is called its ______
Solubility
A solution is a type of ______ mixture
Homogeneous
A pure substance is mad if only _____ kind of material, has _____ properties, and is the ______ throughout
One
Definite
Same
Elements are made of atoms which are the
______ _______ of matter
Building blocks
Element are the ______ type of pure substance
Simplest
Elements can’t be broken down into simpler substances without losing their ________
Identity
Compounds are two or more elements __________ combined
Chemically
Most compounds are made of ______
A. Atoms
B.molecules
C. Elements
D. Mixtures
B.molecules
A molecule is made of two or more _____ chemically bonded together
Atoms
A ______ _______ is a combination of chemical symbols
Chemical formula
A combination of chemical symbols is called a
______ ______
Chemical formula
A chemical equation describes a ______ ______
Chemical reaction
The _____ is the one doing the dissolving
Solvent
The one being dissolved is called the _____
Solute
How can you balance a chemical equation?
You can add a coefficient
What is a coefficient?
A number that is placed in front of a symbol or formula
What is a subscript
A number placed in the lower right of a chemical symbol
Something that is unable to be dissolved in water is _________
Insoluble
Matter that consists of two or more substances mixed together but not chemically combined is called A. Element B. Pure substance C. Compound D. Mixture
D. Mixture
