Advertisements
Advertisements
प्रश्न
Convey the following information in the form of a balanced chemical equation:
"An aqueous solution of ferrous sulphate reacts with an aqueous solution of sodium hydroxide to form a precipitate of ferrous hydroxide and sodium sulphate remains in solution."
उत्तर
FeSO4 (aq) + 2NaOH (aq) → Fe(OH)2 (s) + Na2SO4 (aq)
APPEARS IN
संबंधित प्रश्न
Methyl orange is used as an indicator. It shows colour change in acid, base and neutral substance. Tabulate your result as follows:
| Indicator | Colour change | Inference |
| Methyl Orange | No change | ...................... |
| .................... | Acid | |
| Yellow | ....................... |
Why should a magnesium ribbon be cleaned before it is burnt in air?
Balance the gievn equation:
NaOH + H2SO4 
Na2SO4 + H2O
Balance the given equation:
BaCI2 + H2SO4 
BaSO4 + HCI
Is Respiration an endothermic reaction or an exothermic reaction?
One of the following is an exothermic reaction. This is:
(a) electrolysis of water
(b) conversion of limestone into quicklime
(c) process of respiration
(d) process of photosynthesis
What information do you get from the equation H2+ Cl2 → 2HCl ?
What information does the following chemical equation convey?
Zn + H2SO4 → ZnSO4+ H2
What is thermit process? Where is this process used? Write a balanced chemical equation for the reaction involved.
A chemical reaction is generally accompanied by certain external indications or characteristics. These include – change of – (a) colour (b) state (c) smell (d) evolution of gas (e) formation of precipitate (f) evolution or absorption of heat. With reference to change of colour – state the change in colour seen when the following are heated – lead [IV] oxide.
