Advertisements
Advertisements
प्रश्न
Complete the statement by filling in the blank with the correct word:
The element molybdenum used in the reaction of nitrogen with hydrogen at elevated temperatures is an example of a ________.
पर्याय
promoter
catalyst
Advertisements
उत्तर
The element molybdenum used in the reaction of nitrogen with hydrogen at elevated temperatures is an example of a promoter.
APPEARS IN
संबंधित प्रश्न
Identify the endothermic and exothermic reaction.
\[\ce{CaO + H2O -> Ca(OH)2 + Heat}\]
Identify the endothermic and exothermic reaction.
\[\ce{CaCO_{3(s)}->[\Delta] CaO_{(s)} + CO2}\]
Give scientific reasons.
While preparing dil. Sulphuric acid from concentrated conc. sulphuric acid in the laboratory the concentrated sulphuric acid is, add slowly to water with constant stirring.
Why energy is involved in a chemical change?
Complete the statement by filling in the blank with the correct word:
The reaction of coke with steam to give water gas is an example of an __________ reaction.
Give a balanced equation for the following type of reaction:
A catalytic, reversible, exothermic reaction.
Differentiate between the following:
A catalyst and a promoter.
Chemical reactions may proceed with absorption of heat. Give an example.
Give an example with a balanced equation, of the following reaction:
photochemical reaction
Select the correct answer from the options given below:
State the gaseous product formed, when
An exothermic reaction takes place between ammonia and neutral gas.
