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Correct and balance the following equation:
\[\ce{Ca + H2O -> CaOH + H}\]
Concept: undefined >> undefined
Correct and balance the following equation:
\[\ce{N + H -> NH3}\]
Concept: undefined >> undefined
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Write a complete balanced equation for the following reaction:
\[\ce{Calcium (solid) + Water (liquid) -> Calcium hydroxide (solution) + Hydrogen (gas)}\]
Concept: undefined >> undefined
Write a complete balanced equation for the following reaction:
\[\ce{Sulphur dioxide (gas) + Oxygen (gas) -> Sulphur trioxide (gas)}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{Na + O2 -> Na2O}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{H2O2 -> H2O + O2}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{Mg(OH)2 + HCl -> MgCl2 + H2O}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{Fe + O2 -> Fe2O3}\]
Concept: undefined >> undefined
Balance the following equations:
\[\ce{Al(OH)3 -> Al2O3 + H2O}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{NH3 + CuO -> Cu + N2 + H2O}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{Al2(SO4)3 + NaOH -> Al(OH)3 + Na2SO4}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{HNO3 + Ca(OH)2 -> Ca(NO3)2 + H2O}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{NaOH + H2SO4 -> Na2SO4 + H2O}\]
Concept: undefined >> undefined
Balance the following equation:
\[\ce{BaCl2 + H2SO4 -> BaSO4 + H2O}\]
Concept: undefined >> undefined
Name an indicator which is pink in alkaline solution but turns colourless in acidic solution.
Concept: undefined >> undefined
Chemical equations are balanced to satisfy the law of ______.
Concept: undefined >> undefined
When a solution is added to a cloth strip treated with onion extract, then the smell of onion cannot be detected. State whether the given solution contains an acid or a base.
Concept: undefined >> undefined
A solution made in water is known as an ______ solution and indicated by the symbol ______.
Concept: undefined >> undefined
When a solution is added to vanilla extract, then the characteristic smell of vanilla cannot be detected. State whether the given solution is an acid or a base.
Concept: undefined >> undefined
How will you test for the gas which is liberated when hydrochloric acid reacts with an active metal?
Concept: undefined >> undefined
