Science, asked by Nandinikaushik, 1 year ago

what are the drawbacks of a chemical equation? illustrate with an example

Answers

Answered by raman007
3
can you explain more clea please

Nandinikaushik: ok
Nandinikaushik: thnx
raman007: which board que is that
Nandinikaushik: cbse
raman007: and which school it would help me
yamini999: The answer is it does not tell the physical state of the products and reactants. It does not indicate whether a gas is evolved or precipitate is formed
Nandinikaushik: i dont know i dont remember the book name yr but i m just confused with this ques
Nandinikaushik: thank u very much
raman007: but we write an arrow for gas evolved so is that not a part of equation
raman007: thank you
Answered by Shaizakincsem
10
We will consider the following reaction:

2H2S + SO2 -> 3S + 2H2O

this is the balanced chemical equation:

1) The physical state of the reactants

2) The concentration of reactants and products

3) The condition of reaction such as temperature pressure etc

4) The rate of reaction whether it is slow or fast

5) Time  taken for completion

6) Heat changes whether heat is evolved or absorbed.


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