Advertisements
Advertisements
प्रश्न
Balance the following chemical equation and identify the type of chemical reaction.
`"CaO"("s") + "SiO"_2("s") -> "CaSio"_3("s")`
उत्तर
Equation is already balanced; - Combintion reaction
APPEARS IN
संबंधित प्रश्न
Write the balanced chemical equation for the following and identify the type of reaction.
\[\ce{Hydrogen(g) + Chlorine(g) -> Hydrogen chloride (g)}\]
What happens chemically when quicklime is added to water filled in a bucket?
what tpye of reaction is the following:
2K + Cl → 2KCl
When hydrogen burns in oxygen, water is formed and when water is electrolysed, then hydrogen and oxygen are produced. What type of reaction takes place:
(a) in the first case?
(b) in the second case
Fill in the blank
A reaction in which two or more substances combine to form a single substance is called a ............ reaction.
A student prepared an aqueous solution of CuSO4 in beaker X and an aqueous solution of FeSO4 in beaker Y. He then dropped some iron pieces in beaker X and some zinc pieces in beaker Y. After about 10 hours he observed that the solutions in X and Y respectively appear:
(A) blue and green
(B) colourless and pale green
(C) colourless and light blue
(D) greenish and colourless
Classify the following reaction into different type:
CaO(s) + H2O(l) → Ca(OH)2(aq)
State why a direct combination reaction is called a – ‘synthesis reaction’.
Balance the following chemical equation and identify the type of chemical reaction.
`"Mg"("s") + "Cl"_2("g") -> "MgCl"_2("s")`
A clear solution of slaked lime is made by dissolving Ca(OH)2 in an excess of water. This solution is left exposed to air. The solution slowly goes milky as a faint white precipitate forms. Explain why a faint white precipitate forms, support your response with the help of a chemical equation.
