CBSE X Chemistry Chemical Reactions and Equations
what are the drawbacks of writing a chemical reaction?
JEE Plances JEE (Main)
convert chlorobenzene to diphenyl
CBSE XII Science Chemistry The p-Block Elements
Please balance the following equation
CBSE XII Science Chemistry The p-Block Elements
Please balance the following equation
CBSE X Chemistry Chemical Reactions and Equations
Q27. What will happen if? (a) KOH solution is not hung in conical flask during experiment. (b) Seeds are not kept moist during experiment.
CBSE X Chemistry Chemical Reactions and Equations
What happens when Hydrogen Sulphide gas is passed through the solution of Ferric Chloride? Give the chemical equation only.
CBSE X Chemistry Chemical Reactions and Equations
What happens when Magnesium metal reacts with Ammonia at a high temperature.Give the chemical equation only.
NEET1 NEET1
Please explain it with all structure formed after phenol
JEE Plances JEE (Main) Chemistry
complete the following equations 1)CH3CH2cl+ KOH(alchoholic)....> 2) CH3COOH+NaOH.....> 3) CH3CH=CH2+o2....>
CBSE X Chemistry Carbon and Its Compounds
(3 marks question)
CBSE X Chemistry Chemical Reactions and Equations
(3 Marks Question)
JEE Plances JEE (Main) Chemistry
what happens when a) quick lime is heated with silica b)Chlorine reacts with slaked lime c)calcium nitrate is heated?
CBSE X Chemistry Chemical Reactions and Equations
When crustals of copper sulphate are strongly heated, the residue obtained is _________ ?
ICSE IX Chemistry Chemical Changes and Reactions
Give balanced reaction Ethanol under high pressure and low temp is treated with acidified K2Cr2O7 Iron (3) oxide is treated with carbon monoxide
ICSE IX Chemistry Chemical Changes and Reactions
Give reaction ZnSO4 to form znco3
ICSE IX Chemistry Chemical Changes and Reactions
c part
ICSE IX Chemistry Chemical Changes and Reactions
Name A black metallic oxide which dissolves in nitric acid to give greenish blue solution A solution which reacts with soluble salt of lead to form a yellow precipitate
ICSE IX Chemistry Chemical Changes and Reactions
Pplz answer as fast as u can
ICSE VIII Chemistry Matter
why there is no chnage in mass during chemical reactions
CBSE X Chemistry Chemical Reactions and Equations
Chemical formula of: 1.potassium iodide solution is added to lead(2) nitrate solution. 2.granulated zinc is added to dilute sulphuric acid.
CBSE X Chemistry Chemical Reactions and Equations
Example of chemical reactions occuring in our daily life with equations.
CBSE X Chemistry Chemical Reactions and Equations
What are the observations that helps us to determine whether a chemical reaction has taken place explain with examples.
CBSE X Chemistry Chemical Reactions and Equations
10 examples of chemical reactions occuring around us with explained equations .
CBSE X Chemistry Chemical Reactions and Equations
Chemical equation and explanation for photosynthesis in plants.
CBSE X Chemistry Chemical Reactions and Equations
10 examples of balanced chemical equations.
ICSE VIII Chemistry Language of Chemistry
what information do we get from a chemical equation
ICSE VIII Chemistry Chemical Reactions
give an example of a photochemical reaction with a balanced equation?
ICSE VIII Chemistry Chemical Reactions
what are the basicreaction types? explain each with an example.
CBSE XII Science Chemistry Aldehydes, Ketones and Carboxylic Acids
Z is :- (1) (2) (3) (4)
CBSE XII Science Chemistry Aldehydes, Ketones and Carboxylic Acids
Y reacts with Z to give (1) (2) (3) (4)
CBSE XII Science Chemistry Amines
Z is :- (1) CH3—CH2—OH (2) CH3—NH2 (3) CH3—OH (4) CH3—CH2—NH2
NEET1 NEET1 Chemistry
Identify Q
CBSE X Chemistry Chemical Reactions and Equations
balance chemical eq sodium hydrochloride react with hydrochloric acid to produce sodium chloride and water
JEE Plances JEE (Main) Chemistry
Detailed solution of Q4 please
ICSE VIII Chemistry Chemical Reactions
what is sabatier's reaction?
CBSE XII Science Chemistry The d-Block and f-Block Elements
1) which one of l and is not likely to exist ?
2) how does ammonia react with AgN? Write it chemical reaction ?
3) give the disproportionation reaction of
4) HYPOPHOSPHURUS acis is a good reducing agent . Justify with example
5) give chemical equation in support of the statement that all bonds in P MOLECULE ARE NOT EQUIVALENT
CBSE XII Science Chemistry The p-Block Elements
O3+ I- +H2O gives
ICSE IX Chemistry Chemical Changes and Reactions
Give reaction to form the following Phosphorus to phosphoric acid sodium to castic soda Trivalent Metal to iron 3 chloride 2 neutral gases to a neutral liquid Basic gas to an ammonium salt Magnesium to magnesium chloride Sulphur trioxide to sulphuric acid magnesium to magnesium nitride Calcium to calcium carbonate
ICSE VIII Chemistry Chemical Reactions
what is the factor which forming the chemical reaction
ICSE VII Chemistry Language of Chemistry
How to understand the language of chemistry in a easy way?? What are the basics required ??
NEET1 NEET1 Chemistry
Please answer the following question with explanation
JEE Plances JEE (Main) Chemistry
which of the following will produce only ketones on ozonolysis followed by hydrolysis? A. 2-methylbut-2-ene B. 2-methylpropene C. 2,3,4,5-tetramethylhexa-2,4-diene D .Pent-2-ene
NEET1 NEET1 Chemistry
Please answer the following question with detailed mechanism of the reaction
CBSE XII Science Chemistry Haloalkanes and Haloarenes
PLEASE PROVIDE A TABLE FOR ALL THE MECHANISMS OF REACTIONS FOR CLASS 12 C.B.S.E.
Gujarat VII Science
Chemical reactions
ICSE X Chemistry Metal - Non Metal
Why does Pb(NO3)2 not respond to brown ring test?
ICSE IX Chemistry Chemical Changes and Reactions
What do you observe when Lead Nitrate crystals are strongly heated Name the gas evolved when nitrogen combines with hydrogen Write a balanced chemical equation for addition of zinc to sodium hydroxide solution Name the industrial method for preparation of hydrogen gas and name the catalyst used in above process Distinguish between the following pairs of substances on the basis of chemical tests given in the brackets. : sodium chloride and potassium. chloride(flame test) : zinc carbonate and lead carbonate(dry heatingg 6. Calculate the volume of gas X at STP if it occupies 380 litres. at 300 Kelvin and 70 cm of. Mercury 7. A gas occupies 17 at 27 degree Celsius what volume will it occupy at 273 degree Celsius pressure remaining constant. 8. Calculate the relative molecular mass of each of the following (1.) ammonium dichromate (2.) hydrated copper sulphate 9. Calculate the percentage of Nitrogen in Ammonium Nitrate
ICSE VIII Chemistry Chemical Reactions
How to remember the colours of the reactant and product in chemical reactions.
NEET NEET Chemistry
Please explain when does cyclisation takes place in a hydrocarbon chain and why ?
ICSE VII Chemistry Physical and Chemical Changes
What is chemical reaction?
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.
ICSE VIII Chemistry Chemical Reactions
Explain what happens when A mixture of hydrogen and nitrogen is passed over heated iron catalyst A mixture of carbon monoxide and sulphur vapours are passed in a hot tube Carbon monoxide reacts with chlorine in presence of sunlight and platinum
CBSE X Chemistry Chemical Reactions and Equations
Why are decomposition reactions called opposite of combination reactions?
ICSE X Chemistry Analytical Chemistry : Uses of Ammonium Hydroxide and Sodium Hydroxide
How to learn different different types of chemical observations that usually comes in the exams?
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
CBSE VII Science
Difference between chemcial change and chemical property
CBSE X Chemistry Acids, Bases and Salts
A metal carbonate X on treatment with a mineral acid liberates a gas which when passed through aqueous solution of a substance Y gives back X. The substance Y on reaction with the gas obtained at anode during electrolysis of brine gives a compound Z which can decolorise coloured fabrics. Name the compounds X,Y and Z ?
CBSE X Chemistry Chemical Reactions and Equations
Mg + Acetic acid
Mg + Acetic acid