Nucellar polyembryony is reported in species of
Nucellar polyembryony is reported in species of Options (a) Gossypium (b) Triticium (c) Brassica (d) Citrus Correct Answer: GossypiumExplanation:The presence…
4 years ago
AIPMT2012
In which one of the following the genus name its phylum name and its two characters
In which one of the following the genus name, its phylum name and its two characters are not correctly matched,…
4 years ago
Standard enthalpy of vaporisation Δvap H⁰ for water at 100⁰C is 40.66 kJ mol⁻¹.
Standard enthalpy of vaporisation Δvap H⁰ for water at 100⁰C is 40.66 kJ mol⁻¹. The internal energy of vaporisation of…
4 years ago
The enthalpy of fusion of water is 1.435 kcal/mol.The molar entropy
The enthalpy of fusion of water is 1.435 kcal/mol.The molar entropy change for the melting of ice at 0⁰C is…
4 years ago
In which of the following reaction standard entropy change (ΔS⁰)
In which of the following reaction standard entropy change (ΔS⁰) is positive and standard Gibb's energy change (ΔG⁰) decreases sharply…
4 years ago
If the radius of star is R and it acts as a black body, what would be the temperature
If the radius of star is R and it acts as a black body, what would be the temperature of…
4 years ago
Which one of the following reagents will be able to distinguish between 1-butyne
Which one of the following reagents will be able to distinguish between 1-butyne and 2-butyne Options (a) NaNH₂ (b) HCl…
6 years ago
The damping force on an oscillator is directly proportional to the velocity.
The damping force on an oscillator is directly proportional to the velocity. The units of the constant of proportionality are:…
6 years ago
A mixture of potassium chlorate, oxalic acid and sulphuric acid is heated.
A mixture of potassium chlorate, oxalic acid and sulphuric acid is heated.During the reaction which element undergoes maximum change in…
6 years ago
When Cl₂ gas reacts with hot and concentration sodium hydroxide solution,
When Cl₂ gas reacts with hot and concentration sodium hydroxide solution,the oxidation number of chlorine changes from Options (a) zero…
6 years ago