Advertisements
Advertisements
Question
“Is malleable and ductile” best describes :
Options
a solution
a metal
a compound
a non-metal
Solution
a metal
Metals are malleable and ductile as they can be hammered into thin sheets and can be stretched into wires.
APPEARS IN
RELATED QUESTIONS
Match the following
Column A | Column B | ||
(a) | Molecules | (i) | Water boils |
(b) | 100° C | (ii) | Evaporation |
(c) | 0° C | (iii) | Changes from solid to gas |
(d) | At all temperatures | (iv) | Matter |
(e) | Camphor | (v) | Water freezes |
Give one difference between atoms and molecules.
Which one is a kind of matter:
Name the scientist who studied the movement of pollen grains suspended in water through a microscope. What is this phenomenon known as?
Fill in the following blanks with suitable words :
Brass is an alloy which is considered a ..............
Define a compound. Give two points of evidence to show that sodium chloride is a compound.
The elements which normally exist in the liquid state are :
What is meant by the concentration of a solution ?
What is the difference between colloids and suspensions ?
One of the following represents the solution of solid in a solid. This one is :
The solubility of ammonium chloride in water at various temperatures is given below :
Temperature | : | 10°C | 20°C | 40°C | 60°C | 80°C |
Solubility | : | 24 g | 37 g | 41 g | 55 g | 66 g |
What mass of ammonium chloride would be needed to make a saturated solution of ammonium chloride in fifty grams of water at 40°C ?
Name the process you would use to separate a mixture of water and alcohol.
Name the process by which common salt is purified.
Describe the method of separating a mixture containing common salt, sand and ammonium chloride.
Draw a labelled diagram of the fractional distillation apparatus used for separating a mixture of alcohol and water.
Naphthalene can be separated from sand :
One of the following does not undergo sublimation. This one is :
______ is used for industrial refrigeration and transporting frozen food.
The fluidity of solids: ______.
Define the term matter.