CBSE X Chemistry Metals and Non Metals
What is thermit reaction? Give examples
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21st February 2008
6:11 AM
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CBSE XII Science Chemistry Solutions
A and B liquids on mixing produved warm solution.which type of deviation is there and why?
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29th February 2008
8:19 AM
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CBSE X Chemistry Chemical Reactions and Equations
Are all decomposition reactions endothermic and are all combination reactions exothermic?
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11th March 2008
3:57 PM
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CBSE X Chemistry Chemical Reactions and Equations
exothermic and endothermic reactions
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14th March 2008
6:45 PM
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CBSE X Chemistry Chemical Reactions and Equations
endothermic and exothermic
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17th March 2008
11:15 AM
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CBSE X Chemistry Metals and Non Metals
thermit reaction
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18th March 2008
11:36 PM
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CBSE X Chemistry Metals and Non Metals
What is alumino-thermic reduction?
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19th March 2008
4:45 PM
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CBSE X Chemistry Chemical Reactions and Equations
study help
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29th March 2008
1:22 PM
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CBSE X Chemistry Chemical Reactions and Equations
Why is respiration considered an exothermic reaction?
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3rd April 2008
8:14 PM
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CBSE X Chemistry Acids, Bases and Salts
Why does the temperature of nutralisation reactin rises?
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7th September 2017
9:15 PM
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NEET1 NEET1 Chemistry States of Matter
When temperature of a reaction is changed from T1 and t2 half life of a reaction is found to decrease .Thus
- T1>T2 and reaction is endothermic
- T2>T1 and reaction is exothermic
- T1>T2 and reaction is exothermic
- T2>T1 and reaction can be exothermic or endothermic
- T1>T2 and reaction is endothermic
- T2>T1 and reaction is exothermic
- T1>T2 and reaction is exothermic
- T2>T1 and reaction can be exothermic or endothermic
Asked by aayush
20th November 2017
9:05 AM
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CBSE X Chemistry Metals and Non Metals
I need more (upto5) example of THERMIT REACTIONS...
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5th December 2017
9:56 PM
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CBSE X Chemistry Chemical Reactions and Equations
Why is respiration considered an exothermic reaction
Asked by Manover
3rd January 2018
7:30 PM
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CBSE X Chemistry Carbon and Its Compounds
What happens when ethanol is burnt in air?
Asked by Yash
31st January 2018
7:18 AM
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CBSE X Chemistry Chemical Reactions and Equations
a chemical reaction which is both combination as well as exothermic, is used by us for white washing purposes.write the equation for the the same
Asked by rayalu12345
2nd April 2018
6:14 PM
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CBSE X Chemistry Chemical Reactions and Equations
1.why is respiration considered an exothermic reaction ? explain Can you please tell me from when our live classes starting.
Asked by ABHILASHA
3rd April 2018
2:21 PM
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CBSE XI Science Chemistry Some Basic Concepts of Chemistry
why lowering temperature in exothermic reaction favours forward reaction? please explain me according to le chatlier`s principle
Asked by my3shyll
22nd June 2018
8:58 PM
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CBSE XII Science Chemistry Isolation of Elements
name the reducing agent used in thermite process
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7th August 2018
11:34 AM
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CBSE VII Science Heat
Distinglush between endothermic reaction and exothermic reaction
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14th January 2019
2:13 PM
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ICSE X Chemistry Sulphuric Acid
Conc.H2SO4 dissolves in water liberating a lot of heat.Why?
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31st January 2019
12:27 PM
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CBSE X Chemistry Chemical Reactions and Equations
How can we know wheathw a reaction is endothermic or exothermic?
Asked by himabindhu9696
11th March 2019
4:17 PM
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CBSE X Chemistry Chemical Reactions and Equations
if the symbol of heat i.e triangle is given on the arrow between reactants and products the which type of reaction is that exothermic or endothermic?
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27th July 2019
2:45 PM
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CBSE VI Science Changes Around Us
what is exothermic change and endothermic change with one example of both
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13th January 2020
8:13 PM
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CBSE X Chemistry Chemical Reactions and Equations
How can we classify equations into endothermic and exothermic reactions just by looking at it?
Asked by minnumurali13
9th May 2020
12:56 PM
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CBSE X Chemistry Chemical Reactions and Equations
Anu and Anita want to prepare dilute H2SO4 Anu added concentrated H2SO4 into water with constant sterling and cooling whereas Anita added water to concentrated H2SO4.Name the student who was correct and why?
Asked by Devainahlawat
2nd June 2020
11:18 AM
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ICSE VIII Chemistry Physical and Chemical Changes
name the process in which heat is liberated during a change ?
Asked by indukishor731
28th June 2020
7:21 PM
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CBSE X Chemistry Chemical Reactions and Equations
Why water is added to CaO slowly? Why we do not mix whole CaO into the water bucket?
Asked by shailusharma983
24th July 2020
2:41 PM
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CBSE X Chemistry Chemical Reactions and Equations
how to solve chemical equations. like this type of question.
Asked by sandeep.bobby.nath
25th January 2021
10:50 AM
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CBSE X Chemistry Chemical Reactions and Equations
Are the reactions in which bases are produced are always endothermic or exothermic ?
Asked by manyakhajuria69
7th April 2021
6:02 PM
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CBSE X Chemistry Chemical Reactions and Equations
IN ALL THE following reaction heat is given out along with single product , except
Asked by brightom2806
2nd July 2021
7:57 PM
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CBSE X Chemistry Chemical Reactions and Equations
is burning of magnesium ribbion endothermic or exothermic and explain how
Asked by Trisha Gupta
12th July 2021
6:31 PM
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CBSE X Science Chemical Reactions and Equations
Q1. Which of the following are exothermic processes?(i) Reaction of water with quick lime(ii) Dilution of an acid(iii) Evaporation of water(iv) Sublimation of camphor (crystals) 2 points (a) (i) and (ii) (b) (ii) and (iii) (c) (i) and (iv) (d) (iii) and (iv)
Asked by 4073.stanzin.ixb
26th July 2021
8:24 AM
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ICSE IX Chemistry Chemical Changes and Reactions
When solute 'A' dissolves in a solvent the solution becomes hot and when solute'B'dissolves in the same solvent the solution becomes cold classify the two changes as exothermic and endothermic give reasons
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6th November 2021
1:49 PM
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CBSE X Chemistry Chemical Reactions and Equations
What are endothermic and exothermic reactions?
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25th February 2022
9:07 AM
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