Contribute & Test Your Skills
- Some Basic Concepts in Chemistry
- States of Matter
- Atomic Structure
- Chemical Bonding & Molecular Structure
- Chemical Thermodynamics
- Solutions
- Equilibrium
- Redox Reactions & Electrochemistry
- Chemical Kinetics
- Surface Chemistry
- Purification & Characterisation of Organic Compounds
- Hydrocarbons
- Chemistry in Everyday Life
- Principles Related to Practical Chemistry
- Organic Compounds Containing Halogens
- Organic Compounds Containing Oxygen
- Organic Compounds Containing Nitrogen
- Alcohol, phenol & Ether
- Organic Chemistry Principles
- Biomolecules & Polymers
- Classification of Elements & Periodicity in Properties
- Hydrogen
- S & P block Element
- D & F - Block Elements
- Co-Ordination Compounds
- Environmental Chemistry
- General Principles & Processes of Isolation of Metals
- JEE Chemistry Discussions
- Aldehydes, Ketones & Carboxylic Acid
- Nuclear Chemistry
- Atom & Molecules
- Redox Reaction
- Aromatic Hydrocarbons
- Halogen Derivatives
- Carboxylic Acids & Derivatives
- Nitrogen Containing Compounds
- Bio Molecules
- Chemistry In Action
- Extraction of Metals
- Chemical Analysis
- Ores, Minerals and Metallurgical Extraction
Popular Questions
- Assertion : 1.231 has three significant figures. Reason : All numbers right to the decimal point are significant
- Assertion : Gases combine in simple ratio of their volume but, not always. Reason : Gases deviate from ideal behaviour.
- A sample of phosphorus trichloride (PCL3) contains 1.4 moles of the substance. how many atoms are there in atoms sample
- The significant figures in 34.00 are
- The passege of current liberates H2 at cathode and CL2 at anode. The solution is
- Assertion : Atoms can neither be created nor destroyed. Reason : Under similar condition of temperature and pressure, equal volume..
- In Br3O8 compound, oxidation number of bromine is
- Assertion : A certain element X, forms three binary compounds with chlorine containing 59.68%, 68.95% and 74.75% chlorine respecti..
- Given P=0.0030m , Q=2.4m , R=3000m , significant figures in P,Q and R are respectively
- One part of an element A combines with two parts of another B. Six parts of the element C combine with four parts of the element b..
- On the electrolysis of aqueous solution of sodium sulphate, on cathode we get
- Assertion : Isomorphous sustances form crystals of same shape and can grow in saturated solution of each other. Reason : They have..
- Which pair of electrolyte could not be distinguished by the products of electrolysis using inert electrodes
- A sample was weighted using two different balances. the results were (1) 3.926 g (2) 4.0 g. How would the weight of the sample be ..
- In the electrolysis of acidulated water, it is desired to obtain 1.12 cc of hydrogen per second under STP condition. The current t..
- Sodium is made by the electrolysis of a molten mixture of about 40% NaCL and 60% CaCL2 because
- The addition of a polar solvent to a solid electrolyte results in
- 9.65 C of electric current is passed through fused anhydrous MgCl2 . The magnesium metal thus obtained is completely converted int..
- oxidation number of S in 2/4-
- A mixture of sand and iodine can be separated by
- Which of the following halogen can be purified by sublimation
- Two different electrolytic cells filled with molten Cu (NO3 )2 and molten Al(NO3 )3 respectively are connected in series. When ele..
- During electrolysis, the species discharged at cathode are
- The prefix zepto stands for (in m)
- Electrolysis of aqueous HCL solution produces
- The prefix 10
- A mixture of ZnCL2 and PbCl2 cab be separated by
- During the electrolysis of an electrolyte, the number of ions produced, is directly proportional to the
- Strong electrolyte are those which
- Which of the following aqueous solution will conduct an electric current quite well
- Give the products available on the cathode and the anode respectively during the electrolysis of an aqueous solution of MgSO4 betw..
- One fermi is
- The electrolyte used in Lechlanche cell is
- Dimension of pressure are same as that of
- Degree of ionisation of a solution depends upon
- A solution of CuSO4 is electrolysed for 10 min with a current of 1.5 A. What is the mass of copper deposited at the cathode?
- One atmosphere is equal to
- If Cl2 is passed through hot aqueous NaOH, the products formed have Cl in different oxidation states. These are indicated as
- In the final answer of the expression
- During the electrolysis of fused NaCL, which reaction occurs at anode
