Mixtures
Trending Questions
- solution
- solvent
- mixture
- solute
A substance capable of dissolving other substances is called a ___ .
solute
solvent
solution
dissolver
Enlist the uses of filter paper.
Is air a pure substance ? Or a compound or mixture.
- 10
- True
- False
_______.
- chromatography
- distillation
- sublimation
- centrifugation
Which of the following best describes chicken noodle soup?
Element
Compound
Heterogeneous Mixture
Homogeneous Mixture
Which of the following describes a mixture?
formed from two or more substances chemically combined
made up of two or more substances combined in a specific ratio
made up of two or more substances that keep their identities
can be separated only by chemical means
- Plastic
- Chalk
- Oil
- Sugar
What is NOT a characteristic of a mixture?
Mixtures do not go through a chemical change
Mixtures can be separated
Substances do not lose their physical properties in a mixture
Mixtures go through a chemical change
Define Anhydrous substance by giving examples.
- More than two phases are present
- Uniform composition
- Particles are visible by naked eye
- Particles settle down
How is a mixture different from a compound?
Each substance in a mixture keeps most of its characteristic properties but the properties of a compound changes.
Solids, liquids, and gases can form mixtures but compounds exist only in solid state.
Mixtures are commonly found in nature but compounds are rare to find.
Mixtures have two or more components but compounds have only one component.
- Pizza
- Sugar syrup
- Cake
- Burger
Which method is used for separating cream from milk?
decantation
filtration
distillation
centrifugation
- Steel
- Iron nail
- Juice
- Soap
- Wax
- Flour
- Pepper
What is the substance in which solute is dissolved called?
water
solution
solvent
none of these
How can you show that air is a mixture?
- Metal alloys
- Saline water
- Sugar syrup
- Soil
Which of the following is incorrect about a heterogeneous mixture?
Constituents can be distinctly seen.
Different composition throughout their mass.
Constituents are uniformly mixed.
Different composition in different parts of their mass.
Solutions made with solvents other than water are___________ solutions
(b) Crystalline anhydrous substances
- Flour
- Wax
- Pepper
- Soap
- solution
- heterogeneous mixture
- homogeneous mixture
- suspension
Chromatography is used to obtain the components of an impure solution of copper (II) sulphate in water.
- True
- False