Advertisements
Advertisements
प्रश्न
If sodium chloride is added to the silver nitrate solution:
a. which precipitate is formed?
b. name the type of reaction.
c. write the chemical equation.
उत्तर
If Sodium Chloride is added to Silver Nitrate Solution then,
(a) A white coloured precipitate of silver chloride is formed.
(b) The reaction is double displacement reaction.
(c) \[\ce{AgNO3_{(aq)} + NaCI_{(aq)}-> NaNO3_{(aq)} + AgCI_{(s)}}\]
Where: \[\ce{AgNO3_{(aq)}}\] = Silver nitrate
\[\ce{NaCI_{(aq)}}\] = Sodium Chloride
\[\ce{NaNO3_{(aq)}}\] = Sodium Nitrate
\[\ce{AgCI_{(s)}}\] = Silver Chloride
APPEARS IN
संबंधित प्रश्न
Complete the following reaction, balance it and write the name of the products CuO + HCI →_________ + _________
What do you mean by a precipitation reaction? Explain by giving examples.
What is observed when a solution of sodium sulphate is added to a solution of barium chloride taken in a test tube? Write equation for the chemical reaction involved and name the type of reaction in this case.
Give two characteristics of the chemical reaction which occurs on adding potassium iodide solution to lead nitrate solution.
What type of chemical reaction is represented by the following equation?
PQ + RS → PS + RQ
What is meant by double displacement reaction? Explain with help of one example.
(a) What happens when an aqueous solution of sodium sulphate reacts with an aqueous solution of barium chloride?
(b) Write the balanced chemical equation for the reaction which takes place.
(c) State the physical conditions of reactants in which the reaction will not take place.
(d) Name the type of chemical reaction which occurs.
(e) Give one example of another reaction which is of the same type as the above reaction.
Consider the reaction:
KBr (aq) + AgNO3 (aq) → KNO3 (aq) + AgBr (s)
This is an example of:
(a) decomposition reaction
(b) combination reaction
(c) double displacement reaction
(d) displacement reaction
A metal X forms a water soluble salt XNO3. When an aqueous solution of XNO3 is added to common salt solution, then a white precipitate of compound Y is formed alongwith sodium nitrate solution. Metal X is said to be the best conductor of electricity and it does not evolve hydrogen when put in dilute hydrohloric acid.
(a) What is metal X?
(b) What is salt XNO3?
(c) Name the compound Y.
(d) Write the chemical equation of the reaction which takes place on reacting XNO3 solution and common salt solution giving the physical states of all the reactants and products.
(e) What type of chemical reaction is illustrated by the above equation?
Fill in the blank
In the type of reaction called ....................................., ions two compounds exchange their positive and negative radicals ions respectively.
Explain the following type of chemical reaction, giving two examples for it:
Double displacement reaction
The aqueous solutions of copper sulphate and zinc sulphate appear
(A) blue and green respectively
(B) green and colourless respectively
(C) blue and brown respectively
(D) blue and colourless respectively.
Solutions of copper sulphate, iron sulphate and zinc sulphate are prepared and marked I, II and III respectively. Few pieces of aluminium are added to each solutions. After some time a change will be observe in
(A) I and II
(B) II and III
(C) III and I
(D) All the three
(i) What is observed when a solution of potassium iodide is added to a solution of lead nitrate taken in a test tube?
(ii) What type of reaction is this?
(iii) Write a balanced chemical equation to represent the above reaction.
Give scientific reason.
It takes time for pieces of Shahabad tile to disappear in HCl, but its powder disappears rapidly.
Choose and write the correct option.
What is the type of the following reaction?
BaCl2 + ZnSO4 → BaSO4 + ZnCl2
Choose the correct option from given alternative:
In a double displacement reaction such as the reaction between sodium sulphate solution and barium chloride solution:
(A) exchange of atoms takes place
(B) exchange of ions takes place
(C) a precipitate is produced
(D) an insoluble salt is produced
Identify the type of reaction taking place in the following case and write the balanced chemical equation for the reaction.
Potassium iodide reacts with lead nitrate to produce potassium nitrate and lead iodide.
When a potassium iodide solution is added to a solution of lead (II) nitrate in a test tube, a precipitate is formed.
List two types of reactions in which this reaction can be placed.
Differentiate between displacement reaction and a neutralization reaction.
Classify the following reaction into –
- Direct combination
- Decomposition
- Displacement
- Double decomposition
The reaction is – Zinc sulphate reacts with ammonium hydroxide to give ammonium sulphate and zinc hydroxide.
Which of the following represents a precipitation reaction?
Explain the types of double displacement reactions with examples.
The following reaction is an example of:
\[\ce{4NH3_{(g)} + 5O2_{(g)} -> 4NO_{(g)} + 6H2O_{(g)}}\]
(i) displacement reaction
(ii) combination reaction
(iii) redox reaction
(iv) neutralisation reaction
In the double displacement reaction between aqueous potassium iodide and aqueous lead nitrate, a yellow precipitate of lead iodide is formed. While performing the activity if lead nitrate is not available, which of the following can be used in place of lead nitrate?
In a double displacement reaction ______.
Add potassium chromate (K2CrO4) into the solution of barium sulphate (BaSO4).
- What was the colour of the precipitate formed? Also, write the name of the precipitate.
- Write down the balanced equation for this reaction.
- Will you call this reaction a displacement reaction or a double displacement reaction? Why?
Identify the product which represents the solid state in the above reaction.
A chemical reaction in which exchange of ions occurs between the reactants is known as ______.
Write balanced chemical equation for the following word equation.
Lead nitrate + Potassium iodide → Lead iodide + Potassium nitrate
Is this a double displacement reaction? Justify your answer. Name the compound precipitated and write the ions present in it.
Give scientific reason.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
Give an example of a double displacement reaction.