Child Marriage Restraint Act, 1929
The Child Marriage Restraint Act was a legislative act passed on 28 September 1929. The act fixed the marriageable age... View Article
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Official Secrets Act 1923 – Facts for UPSC
Just recently it came to light that crucial documents regarding the Rafael deal have gone missing. Citing the Official Secrets... View Article
21 Jan 2020: UPSC Exam Comprehensive News Analysis
January 21st, 2020 CNA:- Download PDF Here TABLE OF CONTENTS A. GS 1 Related B. GS 2 Related INTERNATIONAL RELATIONS... View Article
20 January 2020: PIB Summary & Analysis
Read the daily PIB update and stay up-to-date on current affairs for the UPSC exam. January 20th, 2020 PIB:- Download PDF Here... View Article
US President’s War Powers: RSTV – Big Picture
Rajya Sabha TV programs like ‘The Big Picture’, ‘In Depth’ and ‘India’s World’ are informative programs that are important for... View Article
20 January 2020: The Hindu Analysis
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 20th January 2020. Important news and... View Article
How to use a solar cooker?
To use a solar cooker, the pot in which either the solid or liquid needs to be cooked and should... View Article
The north south polarities of an electromagnet can be found easily by using:
The north south polarities of an electromagnet can be found easily by using clock face rule. Cloc face rule states... View Article
Write shape, hybridisation and no of lone pair of electrons for following a) H20 b) NH3 C) SO2 d) CH4 e) PCl5 f) SF4
a) H2O: Shape: Tetrahedral Hybridization: sp3 No.of lone pair of electrons: 2 b) NH3 Shape: Trigonal pyramidal Hybridization: sp3 No.of... View Article
When 2 mirrors are parallel to each other why we can see infinite images?
The reason why infinite images are obtained when 2 mirrors are parallel to each other because the angle between the... View Article
Why we can see a inverted image from a convex lens?
We can see an inverted image from a convex lens because of the placement of the object. Following are a... View Article
Write the difference between Sigma and PI bond.
Difference between Sigma and π bond. Sigma Bond Π Bond 1) Primary bond Secondary bond 2) Electron intensity lies along... View Article
Why Sigma bond is a primary bond?
A sigma bond is formed by axial overlap of atomic orbitals along inter nuclear axis.
Name the molecule whose structure are not explained by VBT?
Methane, Ammonia, Water molecule structure is not explained by VBT.
Explain the formation of oxygen molecule.
2Py orbital of each oxygen atom is the molecule overlaps axially to form a Sigma bond while 2Pz orbital overlap... View Article
What are the major drawback of Valence bond theory?
The Valence Bond theory explains the formation, structures and magnetic behaviour of coordination compounds Limitations of Valence bond theory Valence... View Article
What is Sigma and PI Bond?
Sigma and PI Bond Sigma Bond: (a) It is formed by the axial overlapping of atomic orbitals containing unpaired electrons.... View Article
What are the Limitations of Valence Bond Theory?
Limitations of Valence Bond Theory: This theory could not explain the perfect geometries of molecule such as Ammonia, Methane, Water... View Article
What are the Applications of Valence Bond Theory?
Applications of Valence Bond Theory: Formation of Hydrogen Molecule: Each hydrogen atom has single electron in is orbital. Is orbital... View Article
Explain Valance Bond Theory
According to the valence bond theory, electrons in a molecule occupy atomic orbitals rather than molecular orbitals. The atomic orbitals... View Article
