मराठी
महाराष्ट्र राज्य शिक्षण मंडळएस.एस.सी (इंग्रजी माध्यम) इयत्ता १० वी

Explain the following reaction with the balanced equation. Chlorine dissolved in water

Advertisements
Advertisements

प्रश्न

Explain the following reaction with the balanced equation.

Chlorine dissolved in water

टीपा लिहा
Advertisements

उत्तर

Chlorine dissolves in water to form hypochlorous acid and hydrochloric acid.

\[\ce{\underset{\text{Chlorine}}{Cl_{2(g)}} + \underset{\text{Water}}{H2O_{(l)}} -> \underset{\text{Hypochlorous acid}}{HOCl_{(aq)}} + \underset{\text{Hydrochloric acid}}{HCl_{(aq)}}}\]

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 8: Metallugy - Explain the following reactions with the balanced equations [पृष्ठ ३१]

APPEARS IN

एससीईआरटी महाराष्ट्र Science and Technology Part 1 [English] Standard 10 Maharashtra State Board
पाठ 8 Metallugy
Explain the following reactions with the balanced equations | Q 5. | पृष्ठ ३१

संबंधित प्रश्‍न

How is copper extracted from its sulphide ore? Explain the various steps supported by chemical equations. Draw labelled diagram for the electrolytic refining of copper.


Which one of the methods given in column I is applied for the extraction of each of the metals given in column II:

Column I Column II
Electrolytic reduction Aluminium
Reduction with Carbon Zinc
Reduction with Aluminium Sodium
  Iron
  Manganese
  Tin

The two metals which are extracted by means of electrolytic reduction of their molten salts are ______.


Which of the following metals can be obtained from haematite ore?


Manganese metal is extracted from manganese dioxide by a reduction process by making use of ______.


Which of the following metals are extracted by the electrolysis of their molten chlorides?


Give reasons, why aluminum is used in:

making alloys


An element has its electron configuration as 2,8,8,2. Now answer the following questions.
a) What is the atomic number of this element?
b) What is the group of this element?
c) To which period does this element belong?


Define the following term.

Gangue


Give the chemical formula of :
 Cryolite 


 Answer the following questions based on the extraction of aluminium from alumina by Hall - Heroult’s Process : 
What is the function of cryolite used along with alumina as the electrolyte? 


How an ore is concentrated by froth floatation process?


Complete the incomplete statement with missing words:
Metals are ______ while non-metals are ______ conductors of heat.


Which one of the following is not true of metal :
 Metals are malleable and ductile


Name the following :

The Process of heating an ore to a high temperature in the presence of air.


Observe the given figure of reactivity series of metals and answer the following questions:


                    Reactivity series of metals

  1. Name two metals which react with water.
  2. Name two moderately reactive metals.
  3. Name the most highly reactive metal and the most less reactive metal.

Find the odd one out and give its explanation.


Explain in brief types of extraction of moderately reactive metals according to their reactivity.


2 mL each of concentrated HCl, HNO3 and a mixture of concentrated HCl and concentrated HNO3 in the ratio of 3 : 1 were taken in test tubes labelled as A, B and C. A small piece of metal was put in each test tube. No change occurred in test tubes A and B but the metal got dissolved in test tube C respectively. The metal could be


A mineral from which the metal can be extracted economically and conveniently is known as ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×