Advertisements
Advertisements
प्रश्न
Define: Compounds
Advertisements
उत्तर
Compounds are pure substances composed of two or more elements in definite proportion by mass and has properties, entirely different from those of its constituents elements.
Compound, are made up of different types of atoms combined chemically.
APPEARS IN
संबंधित प्रश्न
State four differences between compounds and mixtures.
Indicate whether the following statement is true or false:
Molecules combine to form atoms
Tick (√) the correct alternative from the choice given for the following statement
A metal which is brittle
Complete the statement given below by filling in the blanks with the correct words.
From the elements – He, Br, Pt, and O; the element which is metallic is ____, an inert element is ____, forms a triatomic molecule is ____, is liquid at room temperature is_ ___.
Select the correct answer from the choice given below.
The type of molecule- bromine
Select the correct answer to the statement given below:
The chemical name for dinitrogen oxide [N20].
Give an example of two liquids which form homogenous.
An element is sonorous and highly ductile. Under which category would you classify this element? What other characteristics do you expect the element to possess?
What is the Latin name of Sodium?
Complete the table by writing the symbols of the following elements
| Element | Symbol |
| Aluminum | Al |
| Nickel | |
| Bromine | |
| Helium | |
| Magnesium |
