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Home /Doubts and Solutions/CBSE/Class 10/Chemistry/Chemical Reactions And Equations

Chemical Reactions And Equations Free Doubts and Solutions

CBSE - X - Chemistry - Chemical Reactions and Equations

All very short question answer of the chapter chemical reaction and equation for 1 mark each for class 10th about 210 questions 

Asked by kusumyadav9896 9th June 2018, 8:48 AM
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CBSE - X - Chemistry - Chemical Reactions and Equations

Sir, Need detail explanation with examples.

Asked by Jothi Arthi 2nd August 2017, 7:36 AM
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CBSE - X - Chemistry - Chemical Reactions and Equations

On Wat condition sir. If asked in exam how we can write.

Asked by Jothi Arthi 29th July 2017, 8:07 PM
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CBSE - X - Chemistry - Chemical Reactions and Equations

What is the difference between redox reactions and oxidation and reduction reactions ?

Asked by shivamkumar3400 12th July 2016, 7:49 PM
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CBSE - X - Chemistry - Chemical Reactions and Equations

expert pls help me in writing physical states of the elements or compounds that is present in a chemical reaction in the exam.pls give me some tips how to find out the state of the element or a compound wheen it is not given in the question.pls give me more examples for each of ur tip

Asked by my3shyll 8th June 2016, 8:22 PM
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CBSE - X - Chemistry - Chemical Reactions and Equations

expert u didn`t understand my question i asked b4.is burning of natural gas a combination reaction?if it is so then it should form only one product not many.i am not asking whether it is a exothermic reaction i am asking whether it is a combination reaction?

Asked by my3shyll 6th June 2016, 10:18 PM
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CBSE - X - Chemistry - Chemical Reactions and Equations

is burning of natural gas i..e CH4+2O2=CO2+2H20
and respiration process are combination reactions?
if it y?combination reactions should have only one product right?
pls answer me clearly expert

Asked by my3shyll 5th June 2016, 12:15 PM
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CBSE - X - Chemistry - Chemical Reactions and Equations

AS I did a experiment of baking soda and vineger , I noticed that the container in which I did the exp was chill .
There fore is this reaction an endothermic reaction?
 

Asked by Athreya 31st May 2016, 11:24 AM
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CBSE - X - Chemistry - Chemical Reactions and Equations

sir, I cannot understand step 4. How come MgO has the maximum no.of atoms in it? why should we mutiply magnesium oxide molecule by 2? pls give reason!

Asked by seeni2005 14th May 2016, 11:03 AM
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