Advertisements
Advertisements
Question
(a) What is synthesis?
(b) What kind of chemical reaction is synthesis? Support your answer by an example.
Advertisements
Solution
(a) A reaction in which two or more substances combine together to form a single substance is called a synthesis or combination reaction.
A + B → AB
In the above reaction, substances A and B combine to give a molecule of a new substance, AB.
(b) Carbon burns in oxygen to form a gaseous compound, carbon dioxide.
\[\ce{C + O2 -> CO2}\]
APPEARS IN
RELATED QUESTIONS
Complete the following statement.
In the type of reaction called_______________, two compounds exchange their positive and negative radicals.
Explain, giving one example for each of the following chemical changes:
Displacement
(a) Define the neutralization reaction with an example.
(b) Give a balanced equation for this reaction.
(c) Give three applications of neutralization reactions.
State which of the substance given below evolve oxygen gas on thermal decomposition.
Ammonium dichromate
Give a balanced equation for thermal decomposition of mercury [II] oxide
Explain the term double decomposition precipitation reaction.
Define the term – double decomposition – neutralization reaction.
Complete the statement by filling in the blank with the correct word:
The neutral gas evolved when lead nitrate undergoes thermal decomposition is _________.
Differentiate between the following:
Decomposition reaction and a double decomposition reaction.
Chemical reaction in which reactants react to form products and the products formed react with each other directly to form the original reactants back is known as ______ reaction.
