Advertisements
Advertisements
प्रश्न
“Is malleable and ductile” best describes :
विकल्प
a solution
a metal
a compound
a non-metal
Advertisements
उत्तर
a metal
Metals are malleable and ductile as they can be hammered into thin sheets and can be stretched into wires.
APPEARS IN
संबंधित प्रश्न
Give one difference between atoms and molecules.
What are the two conditions for the interconversion of states of matter ?
Define the following term of Atom .
Fill in the blank
Liquids have a definite ______
When a crystal of potassium permanganate is placed in a beaker, its purple colour spreads throughout the water. What does this observation tell us about the nature of potassium permanganate and water?
Define matter. Give four examples of matter.
Which of the following is a mixture ?
Salt, Air, Water, Alum, Sugar
What is meant by saying that non-metals are brittle ?
Draw a flow-chart for the schematic representation of different types of matter.
What is the concentration of a solution which contains 16 g of urea in 120 g of solution ?
Classify the following into solutions, suspensions and colloids :
Soda-water, Milk, Brine, Blood, Ink, Smoke in air, Chalk water mixture, Milk of Magnesia, Shaving cream, Muddy river water.
Which of the following are chemical changes and which physical ? Give reason.
- a glass bottle breaking
- coal burning in air
- making a cake
- wool being knitted into a sweater
A carpenter wants to separate iron nails from saw-dust. Which method of separation should he choose ?
Describe the method of separating a mixture containing common salt, sand and ammonium chloride.
With the help of a labelled diagram, describe the method of separating ammonium chloride from a mixture of ammonium chloride and common salt. Mention the difference in the properties of ammonium chloride and sodium chloride which has made this separation possible.
Seema visited a Natural Gas Compressing Unit and found that the gas can be liquefied under specific conditions of temperature and pressure. While sharing her experience with friends she got confused. Help her to identify the correct set of conditions
Intermolecular space is maximum in ______.
Give an example of liquid in gas.
Define the term matter.
