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
- A metal gets coated with a green basic carbonate when exposed at atmosphere. Metal is
- A red solid is insoluble in water. However it becomes soluble if
- A transition element X has a configuration [Ar]3d4 in its + 3 oxidation state. Its atomic number is
- The general electronic configuration of transition elements is
- The aqueous solution containing which one of the following ions will be colourless
- Lanthanoids are
- Which of the following in Rinmanns green?
- Which of the following has the maximum number of unpaired d-electrons
- which of the following is amphoteric oxide?
- Which of the following ionic species will impart colour to an aqueous solution
- The lanthanide conctraction is responsible for the fact that
- Least paramagnetic property is shown by
- Which one of the following characteristic of the transition metals is associated with their catalytic activity
- The main reason for larger number of oxidation states exhibited by the actinoids than the corresponding Lanthanoids
- Among the following series of transition metal ions, the one in which all metals ions have 3d2 electronic configuration is
- Why d-block element form complexes?
- The correct order of ionic radii of Y3- , La3+ ,Eu3+ and Lu3+ is
- Which belongs to the actinides series ?
- Which one of these is not known?
- Paramagnetism is exhibited due to which one of the following reason?
- Which of the following has the maximum number of unpaired d-electrons?
- Which one of the following transition element has the lowest value of enthalpy of atomisation?
- Hair dyes contain
- Green vitriol is
- in context with the transition elements, which of the following statements is incorrect?
- German silver alloy contains
- The colour of transition metal compound is due to
- which of the following arrangements does not represent the
- knowing that the chemistry of lanthanoids (ln) is
- the lanthanoid Contraction is responsible for the fact that
- Silver iodide is used for producing artificial rain because AgI
- Anhydrous ferric chloride is prepared by
- The element which forms ions in dimeric state is
- Brass is an alloy of Cu with
- Metal ion responsible for the Minamata disease is
- In chromite ore, the oxidation number of iron and chromium are respectively
- the colour of KMno4 is due to
- The catalytic activity of the transition metals and their compounds is described to
- Silver, gold, platinum, iron, copper and titanium are part of the
- identify the incorrect statement among the following
