Advertisements
Advertisements
Question
Is Respiration an endothermic reaction or an exothermic reaction?
Solution
Respiration: Exothermic reaction
Respiration is an exothermic reaction in which glucose undergoes combustion to produce carbon dioxide, water and energy.
APPEARS IN
RELATED QUESTIONS
Translate the following statement into chemical equation and then balance it.
Hydrogen gas combines with nitrogen to form ammonia
What is a chemical equation? Why it is necessary to balance it?
Write the balanced chemical equation of the following reaction.
zinc sulphide + oxygen → zinc oxide + sulphur dioxide
When a potassium iodide solution is added to a solution of lead (II) nitrate in a test tube, a precipitate is formed.
What is the colour of this precipitate? Name the compound precipitated.
Name the following:
A catalyst which increases the rate of a chemical reaction.
Write a balanced equation for the following word equation:
Aluminium + Oxygen → Aluminium oxide
Fill in the blank with the correct word from the options given below:
A chemical equation is a shorthand form for a _______ change.
Match the columns.
Reactants | Products | Types of chemical reaction | ||
1. | MgH2 | → | Mg + H2 | Endothermic |
2. | 2H2S + SO2 | → | 3S + 2H2O | Oxidation |
3. | CaO + H2O | → | Ca(OH)2 + heat | Exothermic |
Redox |
Balance the given chemical reaction as per the instructions below.
\[\ce{NaOH + H2SO4 -> Na2SO4 + H2O}\]
Write names of reactants and products of chemical reaction.
Reema took 5ml of Lead Nitrate solution in a beaker and added approximately 4ml of Potassium Iodide solution to it. What would she observe?