What amount has been allotted to the ‘National Quantum Mission’?
How many medals did the Indian arm wrestlers win at the 44th World Armwrestling Championship and 25th Para Armwrestling Championship?
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Which company has signed a merger deal with Viacom18 Media and The Walt Disney Company to form a joint venture?
At which location did Dhinidhi Desinghu clock the 'Best India Time' in the girl's 100m Freestyle event?
Which case is famous for the definition of basic structure of the Indian Constitution?
One of your students has written an application to you urging that he wants to utilise the games period by studying science in the school library. You disapprove of this because you know that it is essential for students to play games as
To make assessment 'a useful and interesting process', one should be careful about:
If you are planning to conduct an exam particularly for the backward children, then the exam would be
What will be your effort for quality based inclusive education for all?
Which of the following is an example of scaffolding?
Calculate the wavelength (in nanometer) associated with a proton moving at 1.0×103ms-1
(Mass of proton = 1.67×10-27 kg and h = 6.63×10-34 Js ) : [AIEEE 2009]
Which of the following oxides reacts with both HCl and NaOH?
Which of the following Lewis acid-Lewis base interactions are associated with the expansion of octet?
Consider the ground state of Cr atom (Z = 24). The numbers of electrons with the azimuthal quantum numbers, = 1 and 2 are, respectively:
Calculate resonance energy of N2O from the following data
ΔfH° (N2O) = 82 kJ mol-1
Sodium pentacyanonitrosylferrate(II) is also called?
The metabolism of hormones in human body is an example of
How many dichlorocyclohexane would be produced upon free radical chlorination of chlorocyclohexane?
The minimum number of C atoms required for a hydrocarbon to exhibit optical isomerism:
Among the following sets, highest boiling points are of the species.
I. HF, HCI, HBr, HI
II. H2O, H2S, H2Se, H2Te
III. NH3,PH3, AsH3,SbH3
Chemical species present in the environment are either naturally occurring or generated by human activities. Their interrelation with the surroundings is called:
Presence of particulate matter in polluted air catalyses the oxidation of sulphur dioxide to:
Valence shell MO electronic configuration of a diatomic species is shown
* is for anti-bonding molecular orbital (MO).
Q. Divalent cation of this species
In which of the following compounds the carbon marked with asterisk is expected to have greatest positive charge?
In a hypothetical solid C atoms are found to form cubical close packed lattice. A atoms occupy all tetrahedral vioids & B atoms occupy all octahedral voids. A and B atoms are of appropriate size, so that there is no distortion in CCP lattice of C atoms. Now if a plane as shown in the following figure is cut.Then the cross section of this plane will look like.
pH of saturated solution of silver salt of monobasic acid HA is found to be 9.
Find the Ksp of sparingly soluble salt Ag A(s).
Given : Ka(HA) = 10-10
Nature of binding forces present in carbondioxide molecules in solid state are?
Newland's Law of Octaves suggested that elements exhibited similar properties at regular intervals. However, this law failed to accommodate the discovery of: