Advertisements
Advertisements
प्रश्न
Give an example of the following chemical change.
Two gases combine to form white solid
Advertisements
उत्तर
\[\ce{Nh3_(_g_) + HCI_(_g_) ⇌ NH4CI_(_s_)}\]
APPEARS IN
संबंधित प्रश्न
Classify the following reaction as combination, decomposition, displacement, precipitation and neutralization. Also balance the equation.
\[\ce{NH3_{(g)} + HCl_{(g)} -> NH4Cl_{(s)}}\]
TRUE \ FALSE
Positively charged electrode is called the anode. True or false ?
Write balanced chemical equations for the reactions represented by word equations in the conditions for chemical reaction.
Complete and balance the following reaction:
\[\ce{CuCO3 ->[\Delta]}\]
Represent the addition of dilute sulphuric acid to zinc by means of a chemical equation. State the function of the arrow between the reactants and products.
Give reason for the following:
Even though rusting is an exothermic reaction, the heat evolved when an iron nail rusts is unnoticeable.
True or False. If false, give the correct answer.
Taking a glass of water and freezing it by placing it in the freezer is a chemical change.
Which of the following is/are true when milk changes into curd?
- Its state is changed from liquid to semi solid.
- It changes colour.
- It changes taste.
- The change cannot be reversed.
Choose the correct option from below:
Give two examples for the following case:
Chemical changes
What is thermochemical reactions?
