हिंदी

Fill in the Following Blanks with Suitable Words: a Solution Made in Water is Known as an ........... Solution and Indicated by the Symbol ........... - Science

Advertisements
Advertisements

प्रश्न

Fill in the following blank with suitable word:

A solution made in water is known as an ........... solution and indicated by the symbol ...........

 

Advertisements

उत्तर

A solution made in water is known as an aqueous solution and indicated by the symbol (aq).

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 1: Chemical Reactions and Equations - Exercise 1 [पृष्ठ १९]

APPEARS IN

लखमीर सिंग Chemistry (Science) [English] Class 10
अध्याय 1 Chemical Reactions and Equations
Exercise 1 | Q 16.2 | पृष्ठ १९

वीडियो ट्यूटोरियलVIEW ALL [4]

संबंधित प्रश्न

Translate the following statement into chemical equation and then balance it.

Barium chloride reacts with aluminium sulphate to give aluminium chloride and a precipitate of barium sulphate.


What does the symbol (aq) represent in a chemical equation?


Balance the given equation:

BaCI2 + H2SO4  BaSO4 + HCI


When hydrogen is passed over copper oxide, copper and steam are formed. Write a balanced equation for this reaction and state which of the chemicals are reactants.


Carbon monoxide reacts with hydrogen under certain conditions to form methanol (CH3OH). Write a balanced chemical equation for this reaction indicating the physical states of reactants and product as well as the conditions under which this reaction takes place.


Write a balanced chemical equation for the process of photosynthesis giving the physical states of all the substances involved and the conditions of the reaction.


Balance the following equation. Also name the product formed.

N2 + H2   →  NH


What information do the following chemical equations convey? Mg + 2HCl → MgCl2+ H2


Write the balanced chemical equation of the following reaction.

Potassium permanganate + hydrochloric acid → potassium chloride + manganese chloride + chlorine + water


Write the balanced chemical equation of the following reaction.

potassium dichromate + hydrochloric acid → Potassium chloride + chromium chloride + water + chlorine


\[\ce{MnO2 + 4HCl -> MnCl2 + 2H2O + Cl2}\]

0.02 moles of pure MnO2 is heated strongly with conc. HCl. Calculate moles of salt formed.


The chemical reactions in which heat is liberated are called endothermic reactions.


Define: Endothermic reaction 


In certain reaction a change of state is observed i.e. solid to liquid, liquid to gas etc. – State the change of state of the products – to give the respective reactant.

\[\ce{2H2O ->[electric][current] 2H2 + O2}\]


Give word equation for the following chemical reaction and give the names of the product formed.

Zn + 2HC1→ ZnCl2 + H2


Balance the following simple equation:

Al   +   O2  →  Al2O3 


Balance the following simple equation:

Fe   +   Cl2  →  FeCl3 


Balance the following simple equation:

KHCO3 →  K2CO3   +    H2O   +   CO2


Balance the following simple equation:

H2  +   O2  →   H2O


Write a balanced equation for the following word equation:

Potassium bicarbonate → Potassium carbonate + Water + Carbon dioxide 


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×