Advertisements
Advertisements
Question
Four atoms of hydrogen combine with one atom of carbon to give methane [CH4]. State the valency of carbon.
Solution
Methane is formed by the combination of four hydrogen atoms and one carbon atom where valency of hydrogen is 1 and valency of carbon is 4.
APPEARS IN
RELATED QUESTIONS
Select the correct alternative from the choices given for the following statement:
Example of a homogeneous mixture is
Which method can be used to separate a mixture of naphthalene and common salt ?
A mixture of milk and groundnut oil can be separated by :
Seawater tastes salty due to the dissolved salt. the salinity (the proportion of salts in water) of some water bodies Lonar lake - 7.9 %, Pacific Ocean 3.5%, Mediterranean sea - 3.8%, Dead sea - 33.7%. Explain two characteristics of the mixture from the above information.
Tick (√) the correct alternative from the choice given for the following statement:
A set of the mixture is
Give an example of mixtures of two compounds
Give a reason why sublimable and non-sublimable substances can be separated easily, but two sublimable substance cannot.
State whether the following statement is true or false. If false write – the correct statement.
Components in a mixture are present in a definite proportion.
What does the LPG (Liquefied petroleum gas) contain?
The salt solution is an example of a heterogeneous mixture.
