ICSE VIII Chemistry Chemical Reactions
Sir/Mam the chemical equations have to be learnt or undestaned
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7th March 2008
4:57 PM
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CBSE X Chemistry Chemical Reactions and Equations
chemical reactions and equations
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30th March 2008
10:12 AM
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CBSE X Chemistry Chemical Reactions and Equations
10 examples of balanced chemical equations.
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6th April 2018
10:07 AM
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ICSE VIII Chemistry Language of Chemistry
why should a chemical equation be always balanced? what information is conveyed by a balanced chemical equation?
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9th May 2018
7:03 PM
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ICSE VIII Chemistry Language of Chemistry
what are the ways by which a chemical equation can be made more informative?
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9th May 2018
7:05 PM
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ICSE IX Chemistry Language of Chemistry
how to balance equations correctly
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21st June 2018
5:28 AM
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CBSE X Chemistry Chemical Reactions and Equations
What is balanced chemical equation why should chemical equation be balanced
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28th June 2018
5:37 PM
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ICSE IX Chemistry Language of Chemistry
Please balance the equation . KMnO4 + HCl → KCl + MnCl2 + Cl2 + H2O
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2nd July 2018
8:07 PM
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ICSE VIII Chemistry Language of Chemistry
how to balance reaction
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25th August 2018
4:32 PM
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CBSE X Chemistry Chemical Reactions and Equations
How to balance the equation Zn+HNO3→Zn(NO3)2+NO2+H2O Fe+HNO3→Fe(NO3)2+NO+H2O
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28th August 2018
8:38 AM
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CBSE X Chemistry Chemical Reactions and Equations
what mass of magnesium oxide is formed when 120g of Mg is burnt in exess of oxygen
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30th October 2018
8:45 AM
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CBSE X Chemistry Chemical Reactions and Equations
how many grams of potassium chlorate should be decomposed to obtain 9.6 g of oxygen
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30th October 2018
8:47 AM
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CBSE X Chemistry Chemical Reactions and Equations
how many grams of oxygen is required to burn 40 g of sulphur
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30th October 2018
8:49 AM
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CBSE VIII Chemistry Language of Chemistry
96 grams of sulphur was heated. After a while , the fire was put out. it was found 35 grams of sulphur was left unreacted. 1) Find the mass of the sulphur reacted. 2) Find the mass of the sulphur dioxide produced
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30th October 2018
8:52 AM
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CBSE X Chemistry Chemical Reactions and Equations
When KClO3 is heated in the presence of manganese dioxide catalyst, it decomposes to form potassium chloride and oxygen gas. Represent this in the form of balanced chemical equation.
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13th February 2019
12:02 PM
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CBSE X Chemistry Chemical Reactions and Equations
A brown substance 'X' on heating in air forms a compound 'Y'. When hydrogen gas is passed over 'Y', it changes to 'X' again. i. Name substances 'X' and 'Y'. ii. Name the processes occurring during the two changes. iii. Write the chemical equations involved
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8th March 2019
3:01 PM
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CBSE X Chemistry Chemical Reactions and Equations
when potassium chlorate (KClO3) is heated in the presence of manganese dioxide catalyst, it decomposes to form potassium chloride and oxygen gas. Represent this in the formof a balanced chemical equation
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10th March 2019
7:46 PM
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ICSE IX Chemistry Language of Chemistry
What do we mean by balance equation
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11th March 2019
2:48 PM
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ICSE IX Chemistry Language of Chemistry
Why it is necessary to balance a chemical equation?
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26th April 2019
10:11 PM
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ICSE IX Chemistry Language of Chemistry
Why should an equation be balanced?explain with the help of equation
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1st May 2019
9:22 AM
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CBSE X Chemistry Chemical Reactions and Equations
Balance the equation:
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11th May 2019
11:09 AM
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CBSE X Chemistry Chemical Reactions and Equations
10 balanced equation wit name
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17th May 2019
6:04 PM
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CBSE X Chemistry Chemical Reactions and Equations
how to balance chemical equations ?
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20th June 2019
9:42 PM
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ICSE IX Chemistry Chemical Changes and Reactions
Balance the following equation Fe+H2O=Fe3o4+H2
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4th July 2019
8:13 PM
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CBSE X Chemistry Chemical Reactions and Equations
Why we need to balance the chemical equation
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22nd August 2019
10:10 PM
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CBSE X Chemistry Chemical Reactions and Equations
Write the balanced equation for steps involved in white washing walls
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22nd September 2019
9:55 AM
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ICSE VIII Chemistry Language of Chemistry
How to balance an equation
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23rd September 2019
4:22 PM
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ICSE VIII Chemistry Chemical Reactions
how to balance equation
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23rd April 2020
4:16 PM
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ICSE VIII Chemistry Chemical Reactions
How to balanced equation
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15th May 2020
6:02 PM
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ICSE IX Chemistry Chemical Changes and Reactions
Information conveyed by a balanced chemical equations
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8th December 2020
4:48 PM
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CBSE X Chemistry Chemical Reactions and Equations
how to balance chemical equation
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18th January 2021
11:27 PM
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ICSE X Science
How balance chemical equation?
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9th June 2021
5:49 PM
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ICSE X Chemistry Chemical Bonding - Ionic Compounds and Covalent Compounds
5.
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25th June 2021
8:22 PM
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CBSE X Science Chemical Reactions and Equations
what is balanced chemical equation
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10th August 2021
2:11 PM
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CBSE X Chemistry Chemical Reactions and Equations
NaCl+H2O=NaOH+H2+Cl2
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9th November 2021
2:11 PM
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CBSE X Science Chemical Reactions and Equations
“We need to balance a skeltal chemical equation.” Give reason to justify the statement.
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8th March 2022
11:52 AM
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ICSE VIII Chemistry Chemical Reactions
Balance the following chemistry equations : 1) Fe + O2 -> Fe2O3 2) H2 + O2 -> H2O 3) Na + Cl2 -> NaCl 4) N2 + H2 -> NH3 5) CH4 + O2 -> CO2 + H2O
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16th August 2023
6:50 PM
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