Advertisements
Advertisements
प्रश्न
Which of the following are compounds ?
- CO
- No
- NO
- Co
विकल्प
(i) and (ii)
(ii) and (iii)
(i) and (iii)
(i) and (iii)
(ii) and (iv)
Advertisements
उत्तर
(i) and (iii)
CO and NO are compounds. While CO is made up of carbon and oxygen, NO is made up of nitrogen and oxygen.
APPEARS IN
संबंधित प्रश्न
The molecules can move freely anywhere in
Liquids have definite shape and definite volume.
Differentiate between an atom and a molecule.
What is the scientific name of particles which make up mater?
Honey is more viscous than water. Can you suggest why?
During respiration, glucose and oxygen enter our body cells and waste products carbon dioxide and water leave the body cells by the process of :
Which type of elements, metals or non-metals, show the property of brittleness ?
Fill in the following blanks with suitable words :
The elements which are sonorous are called ..........................
What are the two types of pure substances? Give one example of each type.
Name two solid, two liquid and two gaseous elements at the room temperature.
State one property in which a solution of sugar in water resembles a mixture of sugar and sand, and one property in which it differs from it.
Which of the following does not have a fixed melting point/boiling point ?
One of the following represents the solution of solid in a solid. This one is :
Name the property of one of the constituents which can be used to separate a mixture of salt and iodine
Fill in the following blanks with suitable words :
A mixture of kerosene and petrol can be separated by .....................
The technique which is used to separate particles of a solid suspended in a liquid quickly is called :
Define the term matter.
State whether true or false. If false, correct the statement.
Oil and water are immiscible with each other.
The physical state of water at 373 K is ______.
Define the term matter.
