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प्रश्न
Complete the following blank in the equation as indicated.
\[\ce{CaH2_{(s)} + 2H2O_{( aq)}-> Ca(OH)2_{(s)} + 2H2_{(g)}}\]
Grams: 42 g + ______ `→` ______ + ______
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उत्तर
42 g + 36 g `→` 74 g + 4 g
संबंधित प्रश्न
Balance the following chemical equation:
MnO2 + HCI → MnCI2 + CI2 + H2O
Which of the following does not involve a chemical reaction?
Write symbolic representation for the following word equation and balance them :
Carbon + Oxygen → Carbon dioxide.
To determine the percentage of water absorbed by raisins, raisins are soaked in water for:
Balance the following equation:
S + H2SO4 → SO2 + H2O
Give word equation for the following chemical reaction and give the names of the product formed.
NH3 + HCl→ NH4Cl
Balance the following simple equation:
Al + H2SO4 → Al2(SO4)3 + H2
Fill in the blank with the correct word from the options given below:
A chemical equation is a shorthand form for a _______ change.
In the chemical equation the _______ are written on the left-hand side.
Which among the following is(are) double displacement reaction(s)?
- `"Pb" + "CuCl"_2 -> "PbCl"_2 + "Cu"`
- `"Na"_2"SO"_4 + "BaCl"_2 -> "BaSO"_4 + 2"NaCl"`
- `"C" + "O"_2 -> "CO"_2`
- `"CH"_4 + 2"O"_2 -> "CO"_2 + 2"H"_2"O"`
