Advertisements
Advertisements
प्रश्न
State any two properties for believing that aluminium is a metal.
Advertisements
उत्तर
Aluminium is lustrous and malleable, so it is a metal.
APPEARS IN
संबंधित प्रश्न
Intermolecular force of attraction is maximum in ............ less in .......... and the least in .............
Define the term matter. What is it composed of?
Fill in the blank
All matter is made up of tiny particles called ______
Which of the following are ‘pure substances’ ?
Ice, Milk, Iron, Hydrochloric acid, Calcium oxide, Mercury, Brick, Wood, Air
What is the other name for impure substances ? Give two examples of impure substances.
Explain why, hydrogen and oxygen are considered elements whereas water is not considered an element.
Name a metal which forms amalgams.
What is meant by (i) elements (ii) compounds, and (iii) mixtures ?Write down the names of two elements, two compounds and two mixtures.
Which of the following does not have a fixed melting point/boiling point ?
A solution contains 5.6 mL of alcohol mixed with 75 mL of water. Calculate the concentration of this solution.
Classify the following into true solutions and colloidal solutions:
Ink, Salt solution, Starch solution, Blood, Sugar solution
Which of the following is not an emulsion ?
Describe the method of separating a mixture containing common salt, sand and ammonium chloride.
How will you separate a mixture of iron filings, chalk powder and common salt ?
Which of the following mixture cannot be separated by using water as the solvent ?
The technique which is used to separate particles of a solid suspended in a liquid quickly is called :
Atoms or groups of atoms having a charge are called ______.
Liquids cannot be compressed and they have fixed volume.
Intermolecular space is maximum in ______.
Write a scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
