Advertisements
Advertisements
प्रश्न
Name the solid residual product formed reaction and state its colour during – thermal decomposition of the following substance.
Zinc carbonate.
Advertisements
उत्तर
Solid residual product of thermal decomposition of:
| Zinc carbonate | \[\ce{\underset{\text{Zinc oxide}}{ZnO}}\] | White |
APPEARS IN
संबंधित प्रश्न
Classify the following reaction as combination, decomposition, displacement, precipitation and neutralization. Also balance the equation.
\[\ce{NH3_{(g)} + HCl_{(g)} -> NH4Cl_{(s)}}\]
How is a strong electrolyte different from a weak electrolyte?
A solution of a substance ‘X’ is used for white washing Name the substance ‘X’ and write its formula.
Complete the statement by filling the gaps using appropriate term from the terms given in the bracket.
(slow, coloured, arrow, fast, smell, milky, physical, product, chemical, reactant, covalent, ionic, octet, duplet, exchange, sharing, equality sign)
Rusting of iron is a ______ chemical change.
Show with the help of diagram of electronic configuration how the following compound is formed from the constituent atoms.
Water
Give a chemical test to distinguish between the following gases.
NH3 and HCl
What is a chemical reaction?
Give balanced equation for the following conversion affected by heat alone on the substance:
Zinc nitrate to nitrogen dioxide
Chemical change is a temporary change.
Burning of paper is the best example of ______ change.
