Home
Class 10
CHEMISTRY
On adding dilute HCl to copper oxide pow...

On adding dilute HCl to copper oxide powder, the solution formed is blue- green. Predict the new compound formed which imparts a blue-green colour to the solution.

Text Solution

AI Generated Solution

To solve the question of what new compound is formed when dilute HCl is added to copper oxide powder, leading to a blue-green solution, we can follow these steps: ### Step-by-Step Solution: 1. **Identify the Reactants**: - The reactants in this reaction are copper oxide (CuO) and dilute hydrochloric acid (HCl). 2. **Understand the Reaction**: ...
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL REACTIONS AND EQUATIONS

    VK GLOBAL PUBLICATION|Exercise SHORT ANSWER QUESTIONS-II|13 Videos

  • CHEMICAL REACTIONS AND EQUATIONS

    VK GLOBAL PUBLICATION|Exercise LONG ANSWER QUESTIONS|5 Videos

  • CHEMICAL REACTIONS AND EQUATIONS

    VK GLOBAL PUBLICATION|Exercise VERY SHORT ANSWER QUESTIONS|21 Videos

  • CARBON AND ITS COMPOUNDS

    VK GLOBAL PUBLICATION|Exercise PROFICIENCY EXERCISE (Long Answer Questions)|6 Videos

  • METALS AND NON-METALS

    VK GLOBAL PUBLICATION|Exercise PROFICIENCY EXERCISE LONG ANSWER QUESTION|3 Videos

Similar Questions

Explore conceptually related problems

On adding dilute HCl to copper oxide powder the solution formed is blue green in colour. Predict the new compound formed which imparts a blue green colour to the solution.

(a) Fresh milk has a pH of 6. When it changes into curd (yogurt), will its pH value increase or decrease ? Why ? (b) Name the gas evolved when dilute HCl reacts with sodium hydrogencarbonate. How is it recognised ? (c) On adding dilute hydrochloric acid to copper oxide powder, the solution formed is blue-green. Predict the new compound formed which imparts a blue-green colour to the solution.

On adding dilute hydrochloric acid to copper oxide powder, the solution formed is blue-green. (a). Predict the new compound formed which imparts a blue-green colour to solution. (b). Write a balanced chemical equation of the reaction which takes place. (c). On the basis of the above reaction, what can you say about the nature of copper oxide?

A small amount of a substance X is taken in a beaker and dilute hydrochloric acid is added to it slowly while stirring. The colour of the solution turns blue green. Select the correct statements: I. The substance X is copper oxide II. The substance X is iron oxide III. The blue green colour of the solution is due to the formation of copper chloride. IV. The blue green colour of the solution is due to the formation of copper sulphate.

Copper sulphate solution forms blue coloured complex with excess of ammonia. Its formula is

(A) (C_(9)H_(12)O)underset(Hot KMnO_(4))overset([O])(rarr) PhCOOH i. (A) does not decolourise Br_(2) in C Cl_(4) , reacts with Na to give a colourless and odourless gas (B). ii. (A) does not give iodoform test. iii. (A) is a chiral compound and oxidation of (A) with CrO_(3)//Py gives a chiral compound (C ). iv. The colour of Cr_(2)O_(7)^(2-) change to blue-green when added to compound (A). The colour of Cr_(2)O_(7)^(2-) changes from orange to blue-green when added to compound (A). The blue-green colour is due to the formation of:

Assertion (A): When a piece of copper metal is added to dilute sulphuric acid, the solution turns blue. Reason (R): Copper reacts with dilute sulphuric acid to form blue copper (II) sulphate solution.

When a piece of zinc is added to blue copper sulphate solution, the solution becomes